IPhone not user-replaceable. The iPhone can be charged when connected to a computer for syncing across the included USB to dock connector cable, similar to charging an iPod. Alternatively, a USB to AC adapter (or "wall charger", also included) can be connected to the cable to charge directly from an AC outlet. Some models of the iPhone support wireless charging. Apple runs tests on preproduction units to determine battery life. Apple's website says that the battery life "is designed to retain up to 80% of its original capacity after 400 full charge and discharge cycles", which is comparable to iPod batteries.
IPhone 5C polycarbonate housing, which is strengthened by a steel band. However, due to the material of design changes, the phone weighs 132 grams, which is 20 grams heavier than both the 5 and the 5S, but still lighter than older iPhone models. The design of the iPhone 5C is also considerably thicker but closely similar to the design of the iPod Touch (5th generation) models, which is also available in a variety of colors, but in a different coating finish. Other minor changes include a different camera assembly and the design of the mute/ringer switch. This iPhone received positive reviews for