Phone Battery - designed for Apple, 3400 mAh Is your mobile phone's battery life insufficient? The Baseus High Volume for Apple iPhone 7 Plus, 3400mAh Phone Battery is a spare power supply. It can fit Apple phones, particularly iPhone 7 Plus. The Lithium-ion (Li-ion) Battery has a capacity of 3400 mAh, which guarantees longer run time. To keep this mobile phone battery running at its full capacity, please follow the manual on suitable charging. Highlights of the Baseus High Volume for Apple iPhone 7 Plus, 3400mAh Phone Battery Replaces the old battery in your mobile phone For Apple phones, such as iPhone 7 Plus Capacity of 3400 mAh, and voltage of 3,82 V Article: Lithium-ion (Li-ion)