20Pcs Micro USB TP4056 Charge And Discharge Protection Module Over Current Over Voltage Protection 18650

Characteristic: On-board TP4056 lithium battery charging management chip On-board micro USB head, can be directly connected with most of the smart phone charger as the input side to the lithium battery charging Reserved IN+ and IN- input port, convenient user DIY On-board charging status indicator Support charge discharge over current protection Chip with constant current and constant pressure, full automatic stop Supports simultaneous charging and discharging Parameter: Input voltage: DC5V Charge cutoff voltage: DC4.2V1% Charge maximum output current: 1.2A Charging mode: linear charge Working environment temperature: -20-85 degrees Celsius Package included: 20 x Micro USB TP4056 Charge And Discharge Protection Module