CentIoT - 3S 20A 12.6V Battery Charging Module PCB BMS Protection Board for 3 Series Lithium LicoO2 Limn2O4 18650 Battery Black A4988 converter is the key

A4988 converter is the key to the easy implementation

86"(approx)

Available for Linux

Using it is simple: connect GND to ground

Details: Specifications Input Parameter: 5V/2A Input Interface: micro USB Output Interface: dual USB output: 5V/1A Conversion Rate:90% average Charging Display: When charging

CentIoT - 3S 20A 12.6V Battery Charging Module PCB BMS Protection Board for 3 Series Lithium LicoO2 Limn2O4 18650 Battery Black A4988 converter is the keyBrand: CentIoT Color: Green Features: Suitable for 3 string 18650 batteries or polymer lithium battery series combination) 10. 8V (rated voltage for polymer battery) 11. 1V (18650 or 3. 7V lithium battery rated voltage) 12. 6V (lithium battery is fully charged after the voltage) Supply Voltage: 12. 6V, overcharge detection voltage : 4. 250. 025V overcharge Lift the voltage: 4. 150. 05V over discharge detection voltage : 2. 500. 08V over discharge Lift