... .Capacity : 6600mAh--7800mah 18650 cell 3. Connector Micro-usb 4. 7 colors optional Portable power bank for nokia 5100 ... rechargable battery lithium usb battery backup 6600mah-7800mah power bank Specification ModelXFT-005Capacity6600mah ... produce laptop battery, laptop adapters which can replace for Lenovo, IBM, Dell, HP, Toshiba, Fujitsu, Sony, Samsung, Asus, Acer, ...