Extech InstrumentsSimplify complex measurements and enhance the reliability of every reading with the EX-Series Clamp Meters with IR Thermometer from Extech
Extech EX-Series Clamp Meters with IR ThermometerExtech Instruments2024-05-13 | Simplify complex measurements and enhance the reliability of every reading with the EX-Series Clamp Meters with IR Thermometer from ExtechExtech BR450W Series Video BorescopesExtech Instruments2024-05-14 | Transform your building, electrical, HVAC, and automotive inspections with Extech BR450W Series video borescopesAchieve a healthier work environment with the Extech VPC260 Particle CounterExtech Instruments2024-05-03 | Monitor workplace environmental health and air quality easily with the Extech VPC260 Particle Counter. Measure up to six channels of particle sizes plus air temperature, relative humidity, dew point, and wet bulb.
Learn more at FLIR.com/extech-VPC260Protect Your Compressed Air Quality with the Extech RH600 Dew Point MeterExtech Instruments2024-05-03 | The Extech RH600 Dew Point Meter accurately measures and datalogs dew point levels in compressed air systems. The high-precision meter can help manufacturing professionals protect product quality while avoiding damaged pneumatic equipment, corrosion, and problems in cylinder and valve systems.
Learn more at FLIR.com/RH600Extech HDV700 Series High-Performance VideoscopeExtech Instruments2024-05-02 | Improve your inspections and take a closer look at problems with the Extech HDV700 Series High-Performance Videoscope and probesExView® App Enables Remote Data Collection and Reporting With Multiple DevicesExtech Instruments2021-09-21 | With the launch of the EXTECH 250W Series of environmental meters comes ExView®, a new mobile app that makes data collection and analysis easier than ever. This app can connect with up to eight meters at once, so you can monitor a variety of environmental conditions from outside unsafe or difficult to reach areas via Bluetooth®. Whether you're connecting several LT250W light meters, AN250W aneometers, or any of the new 250W Series meters, you will be able to keep tabs on key readings across your facility and easily share them with your team.Detect dangerous high voltages from a safe distance with Extech DV690Extech Instruments2021-03-02 | The Extech DV690 is a rugged and reliable voltage detector that can safely detect up to 69 kV in high-voltage (HV) electrical systems. This non-contact, industrial-grade tool provides an extra layer of protection for anyone who works around HV electrical systems including utility, storm restoration, telecommunications, and public safety professionals. Audible and visual alarms notify users of dangerous voltage presence, helping them maintain a safe distance in hazardous locations. Plus, five flexible mounting options make it easy to operate the device to get the job done efficiently.Safe, Reliable, Extech CLT600 Cable Locator and TracerExtech Instruments2020-08-18 | The CLT600 is a reliable tool for locating and tracing electrical power cables, telecommunication cables, and wires. Featuring non-contact voltage technology, the CLT600 is a safe and complete solution for field troubleshooting, wiring diagnostics, and electrical installation verification.
Use the CLT600 to:
• Trace powered/unpowered wires and cables in walls, ceilings, and floors • Avoid touching live wires with non-contact voltage detection • Locate breaks in cables and wires • Identify related fuses or breakers on panels • Measure AC/DC voltage to 450 V and verify if a wire is energized • Inspect safely with CAT III-450 V safety rating
Learn more: http://www.extech.com/products/CLT600MSX® Image Enhancement on the Extech IRC130Extech Instruments2020-06-17 | Patented MSX® technology adds visible-light details to thermal images in real time for greater clarity without diluting the image or decreasing thermal transparency. Learn more on: http://extech.com/IRC130How to Transfer Images from the Extech IRC130 Thermal Imager IR Thermometer with MSX®Extech Instruments2020-06-17 | In this video we show you how to transfer images from your Extech IRC130 Thermal Imager to your computer.
Built with dual visual and visual/thermal (MSX) cameras combined with an IR Thermometer, the Extech IRC130 provides a whole picture of what the eye can’t see. Quickly locate potential issues using the unique coaxial distance-to-spot guidance laser. Store up to 50,000 JPEG files and easily transfer them via USB interface. Providing fast and accurate temperature measurements up to 1202°F (650°C), the IRC130 is a must-have diagnostic tool!Extech RH550: Humidity/Temperature Chart Recorder with Touch ScreenExtech Instruments2020-03-30 | Introducing the Extech RH550 Humidity/Temperature Chart Recorder with Touch-Screen-- useful in office buildings, conference rooms, labs, hospitals, cleanrooms, greenhouses, food storage facilities, and more. Simultaneously datalog relative humidity, temperature, and calculated dew point on an interactive, color screen.Extech IRC130: Find problems faster with MSX®Extech Instruments2020-03-01 | Introducing the Extech IRC130 Thermal Imager IR Thermometer with MSX — a 80 × 60 true thermal imager with visual camera and coaxial laser that will help you quickly locate and diagnose electrical, mechanical, and building-related issues. This easy-to-use thermal camera incorporates patented MSX technology to add visual details on full thermal images, providing a whole picture of what the eye can’t see.Extech VPC300: Video Particle Counter with built-in CameraExtech Instruments2018-08-13 | The VPC300 is a Video Particle Counter with built-in Camera. Measures up to 6 channels of particle sizes plus air temperature and relative humidity. Used for capturing videos and photos that are stored onto internal memory or a micros card. The VPC300 can measure up to 6 channels of particle sizes plus air temperature and relative humidity. Use the included software to generate reports with videos, photos and data points.
Learn more at http://extech.com/VPC300Extech PH100: ExStik® pH MeterExtech Instruments2018-08-06 | The waterproof ExStik® PH100 pH meter by Extech is an accurate, rugged and reusable stick pH meter with some unique data storage features that make it exceptionally easy to use and considerably enhance its usability.
Insufficient lighting can create security risks or result in OSHA crackdowns. The Extech LT300 light meter can determine whether you have adequate illumination to protect workers, students, visitors, patients or attendees of different venues. This handheld instrument measures up to 40,000 Fc (or 400,000 Lux) utilizing a remote light sensor connected via 12 in. coiled cable (expandable to 24 in.). A prominent LCD readout displays a digital calculation and complementary analog bar graph for quick, reliable assessments. Complete with 9V battery, light sensor with protective cover, protective holster, and soft case.
Learn more: http://extech.com/LT300Compact MO5X Moisture Meters from ExtechExtech Instruments2018-07-18 | The MO5X line of moisture meters from Extech feature traditional compact pin moisture meters as well as combination pin/pinless moisture meters.
Extech MO50: Compact Moisture Meter
Extech MO53: Pinless Moisture Meter for Non-Invasive Measurements on Wood and Other Building Materials
Extech MO55: Combination Pin/Pinless Moisture Meter Quick Moisture Measurements on Wood and Building Materials
Extech MO57: Pinless Moisture Meter Pinless Spherical Sensor Moisture Meter for Non-Invasive Measurements on Wood and Other Building Materials
Head to http://extech.com/moisture to see more.Extech PM120: Power MonitorExtech Instruments2018-07-10 | Monitor and Record Power Usage of Home and Work Appliances with the Extech PM120 Power Monitor
Monitor and record power usage of home and work appliances for energy conservation and cost reduction analysis with the Extech Power Monitor. This helps you determine if the electrical device should be replaced with a higher efficiency unit. The PM120 has a large dual LCD. The primary display shows Voltage, Current, Power, Power Factor and Frequency readings and the secondary display shows Total Time, Cost (cost of operation per minute, day or week), Set, or Energy. Design includes standard North American 3-prong electrical plug, front-socket connection, and backup battery that saves customized programs.Extech SP505: Pocket Solar Power MeterExtech Instruments2018-07-06 | Determine the best location of solar panel and solar water heater installations with the Extech SP505 Pocket Solar Power Meter. Learn more at: http://Extech.com/SP505
Extech’s SP505 measures solar power level from outdoor sunlight to determine the best location of solar panel and solar water heater installations. It is also used indoors by window manufacturers, automotive industry, and remodeling home owners to check the level of solar radiation transmission through various glass thicknesses and degrees of tinting to use for window installations. Convenient pocket-sized meter with built-in precision solar light sensor is easy-to-use wherever you go.Introducing the Extech UV505 Pocket UV-AB Light MeterExtech Instruments2018-07-03 | Extech Announces New Pocket-Sized Ultraviolet A&B Measurement Light Meter
The Extech UV505 pocket-sized UV light meter measures UV-AB light from natural and artificial light sources used in outdoor activities and indoor medical testing, laboratory/research, industrial, education, electronics, and forensics/criminology applications. It offers a backlit display, cosine corrected sensor, two selectable ranges, zero function, display hold, and auto power off. Includes a pouch to protect and store your meter.
The TG20 Wire Tracer Kit identifies wire pairs, check continuity and test telephone line polarity. Transmitter has output cables terminated in modular RJ11 phone connector. The non-contact amplifier probe audibly identifies the selected wire or cable so that you can easily trace from source to termination. Comes complete with Wire Tracer Probe and Transmitter with RJ11 phone connector, a pair of alligator clips and two 9V batteries.Introducing the Extech MA440 Series 400A Clamp Meters with Built-In NCVExtech Instruments2018-06-30 | New Extech Series Further Expands Clamp Meter Lineup
Compact Clamp Meter with Non-Contact Voltage Detector Three models to choose from, with or without True RMS and AC or AC/DC Current functions. Choose True RMS model for accurate readings of non-sinusoidal waveforms, model with DC Current function for automotive applications, or model with Type K function when applications require Temperature measurements. The MA440 Series meters are fully loaded with multimeter functions and built-in non-contact voltage (NCV) detector to meet your application needs!
Learn more at: http://extech.com/MA440Introducing the Extech LT505 Pocket Light MeterExtech Instruments2018-06-20 | Extech Launches New Pocket-Sized Autoranging Light Meter
Extech’s pocket-sized autoranging Light Meter offers wide light intensity ranges measuring up to 40,000Fc (400,000Lux) with high resolution to 0.01Fc (0.1Lux). Ideal for indoor lighting tests and for checking security and safety illumination in parking garages, night time ATM areas, stairwells, landings, and hallways.
Learn more at: http://extech.com/LT505Introducing the Extech EX330: Mini MultiMeter + Non-Contact Voltage DetectorExtech Instruments2018-06-11 | The EX330 is a compact autoranging multimeter which features extra large 4000 count display and a built-in non-contact AC voltage detector. Advanced function include Frequency, Duty Cycle, Capacitance and Temperature, Diode test and continuity. Rubber holster protects meter. UL listed Cat III - 600V. Includes test leads, Type K temperature probe, two AA batteries and tilt stand.Introducing the Extech CO15: Carbon Monoxide (CO) MeterExtech Instruments2018-06-04 | Check CO levels up to 999ppm with the push of a button using the Extech CO15. An audible alarm indicator will continuously beep starting at 25ppm (preset warning level - value can be adjusted) and the display will flash until the CO level goes down to normal range. A backlight on the display can be used for low light areas. The meter comes complete with batteries, wrist strap, and pouch.Introducing Extechs Meters for Occupational SafetyExtech Instruments2018-05-28 | Extech SL510: Sound Level Meter
High-Accuracy Sound Level Meter with A and C Weighting, Fast/Slow Response Modes
Extech LT510: Light Meter Compact Foot-Candle/Lux Light Meter with Backlit LCD
Extech EN510:10-in-1 Environmental Meter Measures Air Velocity, Air Flow, Air Temperature, Type K Temperature, Heat Index, Humidity, Wet Bulb, Dew Point, Windchill, and Light LevelIntroducing the Extech TL809: Electronic Test Lead KitExtech Instruments2018-05-21 | The Extech TL809 is an 8-piece Professional Test Lead Kit. Includes 3-compartment sealable nylon pouch to organize/protect your test leads. Has a CAT III 1000V safety rating.Introducing the Extech RHT10: Humidity and Temperature USB DataloggerExtech Instruments2018-05-14 | The RHT10 datalogs Humidity and Temperature readings (up to 16,000 each) with user programmable sample rates from 2 seconds up to 24 hours for days, weeks and months. USB interface for easy setup and download. Dew Point indication via the included Windows software. User-programmable High/Low alarm thresholds for RH and temperature. Complete with 3.6-Volt Lithium battery, protective USB cap, mounting bracket, and Windows compatible software for analysis.Introducing the Extech EX310 & 320 Mini MultiMetersExtech Instruments2018-05-07 | These combination MultiMeters feature a built-in non-contact AC voltage detector.
• 0.5% basic accuracy • Built-in non-contact AC Voltage Detector with red LED indicator and audible beeper • Large 1” digits make it easy to read • Low battery indicatorIntroducing the Extech TH30: USB Dual Temperature DataloggerExtech Instruments2018-04-23 | This easy-to-use datalogger records air temperature and external probe temperature with date/time stamp. The datalogger is designed with a rugged housing and a standard USB connector where stored readings (up to 48,000 data) are conveniently transferred to a PC in PDF or Excel® spreadsheet format when plugged in. Additional features include an 8-location logger bookmark, 6-language options, programmable sampling interval, adjustable alarm, and password-protected security log-in. Large LCD optimizes viewing and the smart LED provides color-coded temperature reading status.Introducing Vibration Meters from Extech InstrumentsExtech Instruments2018-04-16 | Extech VB300: 3-Axis G-Force USB Datalogger The VB300 is a G-Force datalogger which records and times 3-axis shock and vibration (acceleration) readings over its ±18g measurement range. This device will record 3-axis g-force and related peaks to provide a history of shock and vibration conditions. Complete with Magnetized/Bolt-on Mounting Base, 3.6V Lithium battery and Windows compatible analysis software.
Extech VB400: Pen Vibration Meter The VB400 is designed to provide easy and accurate velocity and acceleration measurements on industrial machinery. Measurement ranges including Acceleration (RMS): 656ft/s2; 20.39g; 200m/s2; and Velocity (RMS): 7. 87in/s; 2.00cm/s; 200mm/s. Wide frequency range from 10Hz to 1kHz. Lt has resolutions of 1ft/s2; 0.01g; 0.1m/s2 and 0.02in/s; 0.01cm/s; 0.1mm/s. Basic accuracy of ±(5% + 2 digits). Additional features include Zero adjustment, Data Hold, and Low battery indicator. Water and dust resistant to IP65.
Extech SDL800: Vibration Meter/Datalogger The SDL800 measures and datalogs vibration using a remote vibration sensor with magnetic adapter on 47.2"(1.2m) cable. It offers a wide frequency range of 10Hz to 1kHz with basic accuracy of ±(5% + 2 digits). Manually store 99 readings or continuously datalog using a SD memory card, which allows user to easily transfer collected data to a PC for further analysis as an Excel format.
Extech 407860: Heavy Duty Vibration Meter 407860 Heavy Duty Vibration Meter has a Velocity range of 7.87 in./s or 200 mm/s; Acceleration range of 656 ft./s or 200 m/s, and Displacement range of 0.078 in. or 2 mm. It features a basic accuracy of 5%, a remote vibration sensor (magnetic or stud mounted) with a 39 in. (1 m) cable, RMS, Peak Value measurement modes, and auto/manual store with recall of up to 500 readings. The captured readings can be downloaded to your PC for further analysis using the optional Windows compatible data logging software.
Extech 461880: Vibration Meter + Laser/Contact Tachometer This Combination Vibration Meter and Laser Tachometer measures Acceleration, Velocity, Displacement plus Contact/Non-Contact RPM and Linear Surface Speed. Vibration Meter features remote sensor with magnetic adapter on 39-Inch cable, 10Hz to 1kHz frequency range, RMS or Peak value modes, and manual/auto store of up to 1000 readings. Tachometer features a laser for non-contact measurements of up to 4.9-feet, plus store/recall of last/min/max readings. Characters on the display reverse direction depending on contact, photo, or vibration mode. Meter comes complete with remote vibration sensor, magnetic mount, wheels for linear surface speed, reflective tape, 4 AA batteries, software with cable, and hard carrying case.
Extech VB450: Vibration Meter The VB450 is a convenient compact sized Vibration Meter which measures vibration levels in industrial machinery. Misalignment, poor balancing, structural compromises, and other factors can cause unwanted vibration increases. VB450 features a wide 10Hz to 1500Hz frequency range and provides Displacement, Velocity, and Acceleration measurement.
Extech VB500: 4-Channel Vibration Meter/Datalogger The VB500 datalogs and stores readings on an SD card in Excel format. Large backlit LCD display simultaneously displays four channels. Selectable data sampling rates of 5, 10, 30, 60, 120, 300, 600 seconds. Remote vibration sensor with magnetic adapter on 39" (1m) cable. Wide frequency range of 10Hz to 1kHz. Basic accuracy of ±(5% + 2 digits). Featuring RMS or Peak Value measurement modes, Data Hold, and Auto Power Off.Introducing the Extech VPC300: Video Particle Counter with built-in CameraExtech Instruments2018-04-10 | The VPC300 is a Video Particle Counter with built-in Camera. Measures up to 6 channels of particle sizes plus air temperature and relative humidity. Used for capturing videos and photos that are stored onto internal memory or a micros card. The VPC300 can measure up to 6 channels of particle sizes plus air temperature and relative humidity. Use the included software to generate reports with videos, photos and data points.Introducing the Extech UV510 UVA Light MeterExtech Instruments2018-04-02 | The Extech UV510 UV light meter measures UVA light radiation from natural and artificial light sources. It offers a backlit dual display, cosine corrected sensor, two selectable ranges, zero function, min/max recording, display hold, and auto power off. Compact size with handy wrist strap gives you convenience in taking quick UV reading wherever you go. Learn more: http://extech.com/uv510Introducing the Extech LT40 & LT45 LED Light MetersExtech Instruments2018-03-26 | Extech LED Light meters are used for monitoring and optimizing environmental light levels in buildings, schools, and offices. LED lighting is being used more commonly, because they are less expensive, more energy efficient and brighter. Model LT40 measures the light illuminance of white LED lights, while the LT45 measures both white and color LED lights. Both meters can also measure light levels for Fluorescent, halogen, and incandescent lights.Introducing HVAC Environmental Meters from ExtechExtech Instruments2018-03-19 | Extech AN510: CMM/CFM Anemometer + Type K Convenient 4-in-1 Anemometer measures Air Velocity, Air Flow, Air Temperature, and Type K Temperature. Built-in low friction ball bearing mini vane wheel for high accuracy. The Type K temperature probe function measures surface temperature up to 2372°F (1300°). Features large dual LCD with backlighting, Data Hold, and Min/Max function.
Extech EN510:10-in-1 Environmental Meter Convenient 10-in-1 Environmental Meter measuring Air Velocity, Air Flow, Air Temperature, Type K Temperature, Heat Index, Humidity, Wet Bulb, Dew Point, Windchill, and Light Level. Includes built-in low friction ball bearing mini vane wheel, a precision photo diode with cosine and color correction filter, and a capacitive humidity sensor for high accuracy. The Type K input accepts standard Type K Thermocouple probes to measure surface temperature up to 2372°F (1300°C). Features large dual LCD with backlighting, Data Hold, and Min/Max function.
Extech RHT510: Hygro-Thermometer Psychrometer Conveniently check the Humidity and Temperature conditions in residential and professional settings to ensure comfort and safety. The RHT510 is a Hygro-Thermometer Psychrometer that measures Relative Humidity, Temperature, Dew Point, and Wet Bulb. General purpose bead wire Type K probe is included for measuring Temperature up to ~480°F (250°C), while the meter can measure to 2372°F (1300°C) if used with other probes. Min/Max function stores and recalls highest and lowest readings. Additional features include: large LCD display with backlight, Data Hold and Auto power off with disable option.Introducing the Extech DT-M Series Laser Distance MetersExtech Instruments2018-03-15 | The DT-M series includes three meters with distance capabilities for a range of jobs: DT40M: 131ft, 40m, DT60M: 196ft, 60m and DT100M: 330ft, 100m. The DT-M meters’ bright laser and large, backlit, 4-line display make it easy to measure targets with 0.08” (2mm) accuracy. With their compact, rugged double-molded design and wrist strap, users can take these distance meters anywhere. The pocket-sized meters are ideal for one-hand operation and measurements can be taken from the front or rear edge. A built-in bubble level ensures the accuracy of horizontal measurements.Extech AN100: CFM/CMM Mini Thermo-AnemometerExtech Instruments2018-03-13 | The AN100 CFM/CMM Thermo-Anemometer can simultaneously display Air Flow or Air Velocity plus Ambient Temperature. Easy to set area dimensions (ft² or m²) are stored in the meter's internal memory for the next power on. Additional features include: 20 point average for Air Flow and 3% velocity accuracy via low friction 2.83 in. D (72mm) ball bearing vane wheel on 3.9ft (120cm) cable. Comes complete with 9V battery, protective rubber holster and case.Extech CT20: Remote & Local Continuity TesterExtech Instruments2018-03-06 | The CT20 is an electronic tool for electricians, alarm, cable installers and others who routinely need to check circuits for continuity and also identify cables and wires. It allows a single user to quickly identify and label two wires even when the wire ends are located in different rooms. It can accommodate test wire lengths up to 10,000-feet (3,000 meters), 26-gauge minimum. The CT20’s Remote Continuity mode allows the user to check continuity and to identify two or more cables/wires simultaneously.Extech EX350 & EX355 Professional True RMS Multimeter + NCVExtech Instruments2018-02-11 | The EX350 & EX355 are professional True RMS Multimeters featuring a built in non-contact voltage detector. These professional DMMs are loaded with advanced features and functions. Low Impedance (LoZ) mode eliminates false readings caused by ghost voltages. Low Pass Filter (LPF)attenuates high frequencies to reduce noise for accurate readings. True RMS provides accurate readings when measuring distorted or noisy waveforms. Built-in Non-Contact AC Voltage Detector quickly checks for the presence of AC Voltage before testing. See more at http://extech.com/EX355Extech EMF510: High-Sensitivity EMF/ELF Meter with Built-in Single-Axis SensorExtech Instruments2018-02-05 | The Extech EMF510 measures energy from electromagnetic fields (EMF) and electrical signals and is sensitive to extremely low frequency levels (ELF). The built-in single-axis sensor is ideal for monitoring power lines, electrical appliances, fans and blowers, and electrical circuits in two ranges with milli-Gauss and micro-Tesla units. The EMF510 features a large backlit LCD for viewing in dimly lit areas, an ergonomic compact design with wrist strap, auto power off, and Min/Max function. See more: http://extech.com/EMF510Extech CB10: AC Circuit Breaker Finder/Receptacle TesterExtech Instruments2018-01-29 | Locates circuit breakers and tests receptacle wiring. The CB10 is an AC Circuit Breaker Finder/Receptacle Tester that locates circuit breakers and tests receptacle wiring. The CB10 allows the user to quickly locate 110 Volt to 125-Volt AC circuit breakers and fuses with audible and visual circuit breaker indication. The product also features a variable sensitivity adjustment to pinpoint correct circuit breaker. This product is complete with a year warranty, the receiver and GFCI transmitter and a 9V battery for the receiver. Learn more: http://www.extech.com/CB10In the Know: LoZ and Ghost VoltagesExtech Instruments2017-11-01 | What are Ghost Voltages and why is it important to have a multimeter with LoZ mode? Head to Extech.com to see more!In the Know: Low Pass Filters with ExtechExtech Instruments2017-10-03 | What is a Low Pass Filter and when would you need one on your DMM or Clamp Meter? In this video we introduce the topic, and which Extech meters have the feature!How to Measure Soil pH for GardeningExtech Instruments2017-07-27 | In this video we demonstrate how to use an Extech pH tester to measure the pH of soil. Learn more about the Extech Waterproof pH Meter at Extech.com/pH90.In the Know: The Advantages of Flexible Clamp MetersExtech Instruments2017-06-26 | In this video, we show you the advantages of using a Flexible Clamp Meter, over standard clamp meters. We feature the Extech MA3110 learn more: Extech.com/MA3110What is the Difference Between Pin & Pinless Moisture Meters?Extech Instruments2016-09-21 | What is the Difference Between Pin & Pinless Moisture Meters? In this video we compare and explain the difference as well as the advantages of each. Get yours: http://bit.ly/2cC4jzWHow to Use a Moisture MeterExtech Instruments2016-09-13 | In this video, we demonstrate how to use a pin & pinless moisture meter for measurement! See more: http://bit.ly/2cC4jzWWhat are the different functions on a multimeter?Extech Instruments2016-06-07 | Multimeters have many modes - we take a look at some of those modes and when you'd use them!Checking for Carbon Monoxide with Extech!Extech Instruments2016-02-25 | Checking for CO using Extech Meters! Learn more at http://extech.com/instruments/categor...Checking for Formaldehyde Using Extech!Extech Instruments2016-02-17 | Formaldehyde can be very dangerous and it is important to test for it! In this video, we learn what formaldehyde is, why its important to test for it, and how.How to Measure LED LightsExtech Instruments2016-02-02 | In this video, we talk about how to measure LED lights using Extech Light Meters. For more information head to extech.com/light