The pictured shield holds a 18650 Li-Ion battery holder at the top of the circuit board, which can accommodate an ‘unprotected’ single-cell lithium-ion battery. It also includes a standard USB ‘A’ ...

In this particular project, I contemplated a shield for Arduino Nano, which can gather weather-related information by a built-in BMP280 Temperature and Pressure Sensor, a photoresistor, and a ...