External Battery for iphone 4 1.Brand New 2.High quality ... Features:1)Replacement for iPhone 42)Capacity: 1900mAh3)Cell type: Lithium-ion polymer4)Dimension: 125*63*17.55)Output Voltage: 5V6) ... new information about new products please visit our website.lens,battery,housing,lcd,flex cable,keypad ,antenna and so on ... mobile phone spare parts Original new mobile phone External Battery for iphone 4 1900mAh