Two-way 18650 Lithium Battery Shield V8 Mobile Power Expansion Board Module 5V/3A 3V/1A Micro USB to power up your Arduino , ESP32 , ESP8266, NODE MCU , … Ect. Even you can charge your mobile – so this module is considered as a low-cost power bank module.
- This module is a portable mobile power supply that supports 3V / 1A and 5V / 2.2A two voltage outputs!
- 5V voltage output rated current is 2.2A, maximum support 3A current (If exceeded can burn the module), the output of current depends on the quality of the 18650 battery!
- MICRO USB charging current 600mA-800mA,
- Supports up to two 18650 batteries.
Special attention: the installation of the battery must be determined positive and negative, the board has been clearly marked positive and negative! Installation errors will burn out the module!