DIY 18650/21700 Battery Box Power Bank Case Kit - 5V 2.1A Fast Charging
DIY 18650/21700 Battery Box Power Bank Case Kit - 5V 2.1A Fast Charging
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DIY 18650/21700 Battery Box Power Bank Case Kit - 5V 2.1A Fast Charging

4 stars out of 2 reviews
(4)|
8 ratings

About this item

Build your own power bank with this DIY battery box kit!

FocusAi 18650 21700 DIY Power Bank Box No Soldering PD Multi-protocol

It's designed to hold either a single 18650 or 21700 battery (battery not included) and gives you a 5V 2.1A fast charging output.

DIY 18650 21700 Battery Power Bank Kit Box With QC... – Grandado

The case is perfect for custom projects, emergency chargers, or just learning about electronics.

Type C 18650/21700 Battery Charger Case Mini DIY Power Bank Box Welding

It's a simple, unbranded kit that lets you put together a portable charger exactly how you want it.

6-Cell 21700 Battery Holder Power Bank Case with Detachable Holder

Just add your battery and you're good to go., description_length: 504

5V 1A USB 4X 18650 Power Bank Case Kit Battery Charger Box For Smart Phones Batt

$ 4.07
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4 out of 5 stars
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