Two Voltage 18650 Lithium Battery Shield V8 Mobile Power Expansion Board Module 5V/3A 3V/1A Micro USB For Arduino ESP32 ESP8266
Note: 18650 battery is not included in this product
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 (not recommended for overload, easy to damage the module, speed up the service life), the output of current depends on the quality of the 18650 battery!
MICRO USB charging current 600mA-800mA,
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!
Feature:
Input overvoltage protection, output overcurrent/short circuit protection, charging timeout/overvoltage protection
Output current up to 3A, efficiency up to 95%
With LED identification percentage electricity metering
Battery protection(Over charge or Over discharge)
Micro USB port Input
Type-A USB Output
0.5A current charging
1 switch control USB output
5~8V Input Voltage
3V & 1A Output
5V & 2A Output
LED indicate(Green means full,Red means charging)
3V output port x3
5V output port x3
Be careful of "+" and "-", You should follow the direction of "+""-" on the PCB.
If you put wrong direction, charging chip will be destroyed.
This product does not include 18650 battery
Usage Instruction:
Click to boot
Long press the button to shut down
4 way LED power status indication, automatically turn off the lights after 3 seconds, the battery is less than 3V alarm 6 under protection, less than 2.4 V full stop, no action
Battery current is as low as 3μA after standby
Intelligent input and output, don't worry about charging time is too long
Package includes:
1pcs * 18650 Battery Charge Shield Board
No-delivery refund
