PD 22.5W DIY Battery Fast Charging Case for 8 battery 18650 Li-ion Battery Charging Power Bank Box Blue-Without Battery

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 Transparent body, imported 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: Blue Size: approx 145x41x53MM/5.7×1.6×2.09in Input: DC5V / 2.1A/20W Output: 5V/2.1A/PD22.5W Quantity: 1 PC (Not includes the battery and charging cable) 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 necessary to connect the power supply to charge the power bank and activate the power bank. Then it can be used normally.