USB Power Bank Case Kit 18650 Battery Charger DIY Box Boost Module Blue
This is a DIY box, not a power bank(18650 battery is not included). You can use 1800mAh 2200mAh 2600mAh 2800mAh 3400mAh 18650 batteries. Power bank has a standard USB output and a micro USB input. Color Model: Blue/Green/Yellow/Black.