TEC4056 TP4056 4.2V Li-ion Battery Charging Module for 18650

The TEC4056 TP4056 4.2V Li-ion Battery Charging Module is a compact and efficient solution designed for safely charging single-cell lithium-ion batteries such as 18650 cells. Built around the reliable TP4056 charging IC, this module provides constant current and constant voltage charging to ensure safe and stable battery performance. With onboard protection and LED status indicators, the module makes it easy to monitor charging and fully-charged states. Its Micro-USB input allows convenient power supply from USB adapters, power banks, or computers. Due to its small size and reliable charging performance, this module is widely used in DIY electronics projects, portable devices, power banks, and IoT applications. Features: Designed for single-cell 3.7V Li-ion / 18650 battery charging TP4056 IC based charging controller for stable charging Supports constant current / constant voltage charging Micro-USB input interface for convenient power supply Dual LED indicators for charging and full-charge status Compact design ideal for DIY electronics and portable devices Package Includes: 1 x TEC4056 TP4056 4.2V Li-ion Battery Charging Module for 18650

Specifications

Charging Voltage	4.2V ±1%
Input Voltage	5V DC via Micro-USB
Charging Current	Up to 1A (adjustable via resistor)
Battery Type	Single Cell Li-ion / 18650 (3.7V nominal)
Charging Method	CC/CV (Constant Current / Constant Voltage)
Item Type:	Battery Charging Boards
Input Voltage (V):	5V DC via Micro-USB
Charging method	CC/CV (Constant Current / Constant Voltage)
Length (mm):	102
Width (mm):	23
Weight (g):	16
Sensor Type:	Strain Gauge Based Load Cell
Operating Voltage (V):	2.7~5.5
Dimensions (L x W x H) mm	170 x 130 x 130
Installation	Tool-Free, Easy Replacement
Shipping Weight	0.02 kg
Shipping Dimensions	11 × 8 × 3 cm