ight, slim designNon slip comfort gripAutomatic tests function Specification:1.Cell type: Li-polymer battery2.Input: DC 5V 1000mAh. Output: DC 5V 1000mAh3.Capacity:2200mAh4.Product dimension: 136.0 x 66.0 x 15.3mm5.Product weight: 79.10g6.Gift box dimension:146 x 85 x 36mm7.Gift box weight: 169.0g8.Carton dimension:470 x 400 x 300mm9.Carton Weight: 16.70kgs 90 Sets/Carton10.Talk time: 3G Up to 9 hours| 2G Up to 16 hours11.Internet duration : Up to 8 hours on 3G | Up to 11 hours on Wi-Fi12.Audio