Samsung EB-K1G6UBUGSTD high capacity 3000mAh Battery for Samsung Galaxy S III (Wireless Phone Accessory)
Normal use a telephone, call, sms, facebook, games .... I can hold up to 2 days without recharging (I do not spend my day on the phone, I have a social life). For cons, the battery does not reuse the hull with case. But you can easily take off the ca