DFRobot Solar Lipo Charger (3.7V)

This Solar lipo charger is designed for single Lithium battery (3.7V) for intelligent charging, with input reverse polarity protection. The maximum charging current is 500 milliamperes and the connection is simple and convenient. Used with the solar battery and lithium battery, you can quickly build a solar power system. Nowadays green power, for stationary or mobile projects is becoming highly requested. Add this to your project with solar panels and make a stand alone embedded application fast. Add some of our best choices of wireless and data stream your sensor or monitor devices. Input Voltage: 4.4 ~ 6V Charging Current: 500mA Max (Depending on the solar battery supply capability) Charging Cutoff Voltage: 4.2V Operating Temperature: -40 ~ 85℃ Module Size: 33mm * 33mm * 12mm(1.30"*1.30"*0.47") Requisite battery: 3.7V lithium battery (Please note the maximum permissible charging current of the lithium battery) Charging Indicator: No Battery: Red LED Flashing Charging: Red LED Done: Green LED