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- Doubles the battery life of your iPhone 3G 3GS, get up to 6 additional hours of talk time (on 3G network)
- Charge and sync your iPhone 3G to iTunes without removing it from the Juice Pack
- Smart Battery Technology instructs the iPhone to always drain out the Juice Pack first
- Integrated LED status indicator lets you know exactly how much power is left
- Protective case with soft-touch rubberized finish, form-fitting design
