[atrain] sent in this interesting wireless light bulb. It’s more of a wireless powered LED inside a lightbulb, but you get the idea. A RF signal is recieved by a coil inside the bulb – the AC ...
The wireless light-emitting device targets optical ... the scientists can operate several of their tiny light bulbs independently, turning each one on and off individually. In the future, this ...
Here are some great uses for wireless light bulbs, and some of the best to choose from. One of the best uses for rechargeable lighting is in case of a power outage. Having an emergency light ...