DIY 3*18650 Battery Power Bank Case 3 USB Ports Free Welding Battery Holder Shell No Soldering Storage Box for Phone Charging

Description

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NOTE

This product is a non mobile power supply product with a solderless mobile power supply sleeve material (circuit board+shell), excluding batteries, packaging, etc. The battery needs to be purchased separately with a 18650 (flat head) battery before it can be used. Please note that the capacity of the three batteries must be consistent. Do not place the batteries upside down as it will damage the motherboard. (The spring is the negative pole and the spring is the positive pole) Please place them correctly. There is no chance of secondary disassembly, and the shell cannot be disassembled again. Please fix them all at once!

Features:

Easy to use and secure
Can install 3 pcs battery (Battery is not included.)
Plug and Play, output power using the USB port, connect the data cable to reach portable, ready to charge
Specification:
Input: 5V 1A
Output: 5V 1A
Battery model: 18650
Loadable batteries: 3 pcs
Size: 22mm*65*98mm

Precautions

1. The battery cannot be used if its outer skin is damaged.
2. flat batteries can be used.
3.the voltage is in line with 3.2V-4.2V
4. The positive and negative poles need to be placed and used correctly.
5. Do not use or store in a high temperature environment.

Package included

1x 18650Power Bank Case(Batteries not included)

Note

Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. 
Due to the difference between different monitors, the picture may not reflect the actual color of the item.