5pcs 1A 4.2V 3.7V Li-ion Li-Po Lithium Battery Multifunction Charger MPPT Solar Controller Module fo

Descriptions:? ? - 3.7V 4.2V Li-ion Li-Po Lithium Battery Charger Module with automatic current limiting function? ? ? - Power supply voltage DC 4.4-6V(DC 5V),Charging output voltage DC 4.2V;? ? ? - The maximum charge current / output current is 1A, but you can change the current by changing the value of the R1 resistor.?? - Automatic charge current adjustment based on the output capability of input power supply? - Suitable for Solar-Powered System?? - Precharge Conditioning for Reviving Deeply Discharged Cells and Minimizing Heat Dissipation During Initial Stage of Charge? - Constant-Current/Constant-Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating?? - Automatic Low-Power Sleep Mode When Input Supply Voltage is Removed - C/10 Charge Termination?? - Automatic Recharge?? - Battery Overvoltage Protection ? ? ?? - Led indicator :? ''CR'' LED is charge status indicator ? ? ? ? ? ? ? ? ? ? ? ? ''OK'' LED is fully charged OR Constant voltage mode;? ? ? ? ? ? ? ? ? ? ? ? ? ?? - Operating Ambient Temperature:-40a?? to? + 85a??? ? ?? - Size: 18 x 10.16 x 2.7mm ? Features: ? The on-chip adaptive cell can adjust charging current automatically based on the output capability of input power supply, so SD05CRMA is ideally suited for the solar-powered systems, or the applications that need to charge lithium-ion battery or lithium polymer battery with an input power supply whose output capability is limited.? ? ? Package Incldued: ? 5 x 1A 4.2V 3.7V Li-ion Li-Po Lithium Battery Multifunction Charger Board