DESCRIPTION This charging module charges a battery with a rating of 1A. You can vary the charging current from 0.1 - 1A by changing the fixed resistor on board. By default, module comes fixed with a 1A charging current. Red LED will indicate charging, and green LED will indicate fully charged. In addition, it is normal that the chip will feel hot when charging. The working temperature of the chip is around 60°C. TECHNICAL DETAILS Input Voltage: 4.5 - 5.5V Full Charge Voltage: 4.2V Maximum Charging Current: 1A Battery Over-Discharge Protection: 2.5V Battery Over-Current Protection: 3A Charge Precision: 1.5% LED Indicator: Red (Charging), Blue (Fully Charged) Working Temperature: -10 to 85°C SHIPPING LIST 1x Charging Module TP4056 Type-C