Power bank module 3.7V 1A Li-Ion 2xUSB-A 1xMicro-USB

The OKYSTAR OKY3604 Power Bank Module functions as both a charger for 18650 Li-ion batteries and a portable power source.

Key Features

- Micro USB input (5V 1A) for charging the connected battery.

- Dual USB-A outputs (5V 2.1A and 5V 1A) for powering external devices.

- Integrated LCD display (27x17 mm) for status information.

- Built-in protection features including short circuit, over-temperature, overcharge, voltage, and current protection.

Applications

This module is suitable for use in electronic projects, STEM education, creating custom power banks, and portable electronic devices.