... . Color: white/Black 4000 mAh External Backup Battery for Samsung Galaxy Note 2 n7100 with Leather Case 1. Cell type: Li-polymer battery2. Input: 5V ... x 183 x 30mm Accessories Available: housing,hansfree,charger,battery,silicon protector,screen protector,usb data cable, memory card, card reader ... the quality problems. 4000 mAh External Backup Battery for Samsung Galaxy Note 2 n7100 with Flip Cover