nsparent 22.5W 20000mA DIY Battery Charger Case Support PD QC3.0 Fast Charging for 8PCS 18650 Polymer Battery Power Bank Box

The battery needs to be connected in parallel. Connect the positive pole of the battery to the "B"+end on the back of the motherboard, and the negative pole of the battery to the "B -" end on the back of the motherboard.

After welding, it is neceary to connect the power supply to charge the power bank and activate the power bank.Then it can be used normally.Remind:1.The package only includes some acceories such as the motherboard and casing as shown in the main picture,and the wires and other acceories required for welding are not included.2.20AWG is the most suitable.22AWG and 18AWG are also can be used.3.In some cases, the motherboard needs to be activated after welding is completed. Charge it with a charger for 3-5 seconds to activate.4.The power display of the power bank quickly dropped to 1% and can still be used.This situation is because the motherboard and battery have not yet fully matched. You can fully charge the power bank and then exhaust the battery inside it. Cycle this proce 3-5 times, and the power display of the power bank will return to normal.

Features:

A DIY power back case, can charge 8pcs 18650 batteries ( Batteries need to be welded and not included)

Support full protocol fast charging 22.5W, two-way PD fast charging 20W.

22.5W output supports PD QC- AFC SCP- multi-protocol fast charging for laptop phone universal

You can take it on the plane without declaration, safe and reliable

nsparent body, ed high-quality LED screen can check the remaining power in real-time

Specifications:

Item:for 8pcs 18650 Battery Charger Box

Capacity:20000mAh

Material: ABS-PVC

Color: Gray/Yellow/Blue

Size: approx 145x41x53MM/5.7x1.6x2.09in

Input: DC5V / 2.1A/20W

Output: 5V/2.1A/PD22.5W

Quantity: 1 PC (Not includes the battery and charging cable)

Note:

1.nsition: 1cm=10mm=0.39inch

2.Please allow 0-1cm error due to manual measurement. pls e sure you do not mind before you bid.

3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package Includes:

1 PC x Charging Case