Choiix - Power Fort Advance , White Power Backup Battery Pack Features • World Best green product- Capable of up to 500 charge time usage, with capacity of 85% charge after 500 time charge usage. High quality Taiwan Lithium-polymer battery • World-Class Safety Over charge protection Over discharge protection Over temperature protection Over current protection Short circuit protection • Capable of charging devices while unit is being charged • No more bulky AC adapters and messy cords while traveling • Equipped with flashlight Specifications • Power Capacity 2700mAh 10Whrs • Input: DC 5V/ 1A • output : DC 5V/ 1A • Battery Type: Lithium-polymer (Made in Taiwan) • Recharging Time: 3 - 4 hours • Dimensions: 11 * 6.4 * 1.2 CM (4.3 * 2.5 * 0.5 inch) • Weight: 102g (3.6 Oz)