You can use this battery shield to power many products and devices . This version of 18650 shield has a protection. The output current can go up to 2A, which is useful for many projects and applications.
 
Features:
- Battery protection: overvoltage protection, output overcurrent/short circuit protection, charging timeout/overvoltage protection
- Micro USB port input (with type-C for 2&4 Slot)
- Type A USB output
- 0.5A charging current
- 1 switch control USB output
- 5 ~ 8v input voltage
- 3V and 1A output
- 5V and 2A output
- LED indication (green means full, red means charging)
- 3v output port X3
- 5V output port X3
- Be careful with "+" and "-", you should follow the direction of "+" "-" on the PCB.
 
 
NOTE/WARNING: If you put it in the wrong direction, the charging chip will be destroyed.  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!
This product does not include battery 18650

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 fully stop and 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