Battery Box Power Bank Kits DIY Shell 8-cell 18650 Holder Cases Charge Storage PD Dual USB Kit for Cellphone Charge

High-concerned chemical : none Package : Yes Model Number : 8*18650 Battery Holder Dual USB Power Bank Battery Box Brand Name : HOMEFISH Type : Battery Storage Box Origin : Mainland China

Specifications: Dual USB port, type-c port, and micro USB port Note: The product is a buckle product and cannot be opened again after being fastened.

Instructions for Use: The product only includes the mainboard and outer shell,no battery!!no charging cable!! The shrapnel is the positive pole and the spring is the negative pole.Please place them correctly and do not mix one positive and one negative, otherwise the spring will be burned out!

The battery level is inaccurate when first inserted. After the battery is balanced, please fully charge and discharge it for two to three cycles to calibrate the battery level.

Battery capacity: 43200 Charge indicator: No Number of ports: 1 port