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Dual USB Power Bank Spring Case Kit, 4X 18650 Battery Charger DIY Box for Phones

This Power Bank Has spring type System. Means no need of soldering any more. Just press the spring and fit your battery. Power bank ready to charge your phone. You can use 4 18650 battery cell maximum. You can connect one battery also. Battery should be 18650 Lithium Ion model. Circuit has Double USB type with 2A charging Current and USB B type charging Socket.


Material: Plastic Spring

Support Battery: 4 x 18650 Batteries (Batteries Not Included)

Input Interface: Micro USB

Output Interface: Dual USB Ports

Input: 5V 1A

Output: 5V 2A, 5V 1A

Capacitor: 20000 mAh max

Four Grid LED Power Indicator: 25%, 50%, 75%, 100%

Product Type: Power Bank Case


Compact size and lightweight, easy for carry.

Easy for operation and convenient for use.

Compatible with 4pcs 18650 lithium ion rechargeable batteries(batteries not included).

Thank you.


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