3pcs DIY 18650 Free Welding Power Bank Circuit Board + Plastic Box Kit 5V/600MA Input 5V/1000MA Output

Description

Description:

Input: 5V / 600MA
Output: 5V / 1000MA
Indicator: red for charge, blue for discharge
Suitable for flat 18650 battery

Note:

1. Pay attention to the polarity, the spring end is for negative.
2. The 18650 battery is not included.

Package included:

3 x DIY 18650 Power Bank Kit