Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...
Aqara’s first smart thermostat is a stellar first effort, but has work to do to catch the best thermostats out there.
Abstract: This paper proposes a temperature sensing mechanism that utilizes the threshold voltage variation of MOSFETs. The sensor statistically selects two MOSFETs with an appropriate threshold ...