Compatible With: USB charging mobile phones and electronic devices.
Built with IC chip to protect your devices from short circuit, overcharge.
Equip with strap, easy to carry.
Battery Required: 1x 18650 3.7V Li-ion battery(not included).
Color: White, Pink, Black, Green, Yellow, Blue
Please note all the back of the case is white color

Package Included:
1 x DIY Battery Charger Case with Key Chain(battery not included)