Uploaded December 2008 | Updated September 2026, 3 weeks ago
You know that little light-looking thing at the end of your remote? Well, today we uncover its little secret. By using infrared (IR) technology, this invisible-to-the-human-eye light can transmit wireless signals and even light up the night without anybody but you and your camera knowing. Next time you use the remote, take some time to think of the kind of technology that's used in that small, but powerful device.
You know that little light-looking thing at the end of your remote? Well, today we uncover its little secret. By using infrared (IR) technology, this invisible-to-the-human-eye light can transmit wireless signals and even light up the night without anybody but you and your camera knowing. Next time you use the remote, take some time to think of the kind of technology that's used in that small, but powerful device.
