So for example, a 2200mAh lipo battery means that it can deliver max of 2200mA ... thus the voltage will gradually decrease over the time of discharge. So we need to check the voltage of the battery ...
Over at Hackaday.io [AndyHull] popped open some cheap LiPo battery power packs to see if ... The controller also boosts the voltage to 5 volts for one or two USB ports while providing automatic ...