Product details of CURRENT Protections TP4056 Type C TP-4056 TP 4056 5V 1A Micro USB With Current Protection Charger Circuit Module Li-Ion Lithium Lipo 18650 AA AA Battery Charging Circuit Board Electrical Circuitry & Parts

• MINI USB input terminal with a female, can be directly input to do with the phone charger rechargeable lithium battery, And still retains the input voltage wiring pads, can be very convenient DIY.
• It can be used for voltage 3.6 3.7V, etc. 18650, polymer and other lithium battery charge and discharge protection.
• Input voltage: 5V
• Charging cut-off voltage: 4.2V
• Maximum charge current: 1000mA
• Battery over-discharge protection voltage: 2.5V
• Battery overcurrent protection current: 3A
• Board size : 17.16 mm x 26.17 mm

• CURRENT Protections TP4056 TP-4056 TP 4056 5V 1A Micro USB With Current Protection Charger Circuit Module Li-Ion Lithium Lipo 18650 AA AA Battery Charging Circuit Board Electrical Circuitry & Parts 

• MINI USB input terminal with a female, can be directly input to do with the phone charger rechargeable lithium battery, And still retains the input voltage wiring pads, can be very convenient DIY.
• It can be used for voltage 3.6 3.7V, etc. 18650, polymer and other lithium battery charge and discharge protection.
• Input voltage: 5V
• Charging cut-off voltage: 4.2V
• Maximum charge current: 1000mA
• Battery over-discharge protection voltage: 2.5V
• Battery overcurrent protection current: 3A
• Board size : 17.16 mm x 26.17 mm