The iPhone 4S internal battery is light weight, high capacity and low impedance. You should replace the internal battery of your iPhone 4S if it is no longer holding a charge. Over time, the performance of an iPhone battery may decrease. Installing a new iPhone 4S battery is easy to do and keeps your iPhone working like new.
Brand New High Quality iPhone 4S Battery
No memory effect
Grade A High quality
Type: Lithium-Ion Battery, 3.7V 5.25Whr
Apple Part number 616-0580
No soldering required. Battery connector is already soldered on.
1 x iPhone 4S Battery