Uploaded August 2025 | Updated September 2026, 2 weeks ago

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This tiny bottle hides a full IoT circuit! 🧠

Inside is an ESP32-C6 microcontroller with Wi-Fi and RGB LED.
You can control the color and blink speed from any device using a simple web page.

Perfect for smart home demos, DIY projects, or just showing off 🧪
Let’s build cool stuff together – subscribe for more ESP32 ideas!

#esp32 #iot #microcontroller #arduino #rgbled #diy #techshorts #electronics