Exogear Exolife Rechargeable Battery Case For Iphone 4
It does not make a difference if it is dead or not actually. It should take max 3-6 hours to charge to full power even if you still have battery allowed. There is a big difference in how long it will work for. There is a standby mode when you are not using it which most phones last up to several days 3 fatmus. But if you use it a lot the car batter