As the iPhone 4G uses a non-replaceable internal battery, an extended time backup battery, included within this case, is a convenient addition to your mobile phone.
There are some external batteries in the market, but they are either too bulky.
Some people try to make a case + battery, however, when you need to Sync your iPhone with your PC / Mac, you still need to take your iPhone out because you cannot sync your iPhone 3G thru an external battery.
Here we have a solution for you! It is a 3-in-1 External Rechargeable Battery for iPhone 4G (Rechargeable battery, Mobile Power and Protective case)
With this item, you can "wear" this battery on your iPhone 4G, you can sync your iPhone 4G with your PC / Mac even the battery is on.
With this External battery, you are no longer to hassle with the external battery and the synchronization.
- As a juice pack; provide extra battery life for iPhone 4G
- World Thinniest external battery for iPhone 4 (only 15mm thinness)
- Access to all ports of your iPhone 4G
- As a protective case to your iPhone 4G
- Perfect integration, almost no seams, no longer bulky
- Turn the dock connector to another more popular connector - Micro USB to rejuice the battery
- Turn the dock connector to another more popular connector - Micro USB to Sync your iPhone with PC / Mac.
- Protect IC Circuit, efficiently avoid short-circuits, over-chargig, over-discharging and malfunctioning even under extreme conditions.
- To Sync with your PC / Mac even when the battery is on
- No need to take off the battery even you need to Sync your iPhone 4G
- To control when to charge (see note below)
- Sleek surface
- LED Power Indicator
- Input Voltage: DC 5.0V
- Output Voltage DC5V
- Output Current 500mA
- Battery Voltage / Capacity 3.7V / 1400mAh
- Product Size: 123.8 x 60.8 x 15mm
- Weight: 53.5 gram
This accessory is compatible with:
- iPhone 4
- iPhone 4s
- White (normally keep 10 pieces in warehouse, see notes below)
- Power Pack with Click Stand for iPhone 4G x 1
- For the white version, we normally just keep 10 pieces in our warehouse, if you order more than this quantity, it will take around 7 ~ 10 days to ship.