Overview

This Li-ion charging board is based on the TP4056 IC, a fully integrated charger for Li-ion batteries. The module also features LED indicators for showing the charging status.

It can be powered via the mini USB port or from an external power supply, enabling it to output up to 1A of charging current at 4.26 V to a single-cell lithium ion battery.

This board can also charge 18650 Li-ion batteries.

Specifications

• Input Voltage: 4.5 V to 5.5 V
• Full Charge Voltage: 4.2. V
• Charging Current: 1 A (adjustable)
• Charging Accuracy: 1.5%
• Charging Indicator
  • Charging: blue
  • Full Charge: red
• Input Interface: mini USB
• Inversed Polarity: no
• Operating Temperature: -10° C to +85° C
• External Dimensions: 25 x 19 x 10 mm