Wemos and MQ-4 gas sensor
The MQ-4 Methane Gas Sensor is a gas sensor that detects the presence of methane gas at concentrations from 200 ppm to 10,000 ppm, a range...
Wemos Mini compatible Ds18B20 shield
I already have a Ds18B20 example on this site but i was interested to see that searching through popular electronic component sites a DS18B20...