R+M Iphone 6s internal Li-ion polymer Battery Replacement 3.8V 1810mAh Durable with complete Tool kit and Instructions iPhone 6s Battery 1810mA.Keep it as a spare battery or use it as a replacement Each battery life is 1--2 years can charge 800 times.Each Battery is Quality Controlled By Hand,Particularly good quality battery. The battery is 0 cycle battery.The battery capacity is about 1810mAh(Ensure that there are more than 90% of the battery capacity) The new battery has been activated, which has electricity,can be used immediately after installation Minimal Technical Knowledge Required