Compatible with Apple iPhone 3G/3GS/4G and iPod, etc.
Allows you to charge and transfer data simultaneously.
The battery pack has overheating and overcharging protection.
Data sync cable can connect your iPod and iPhone directly or through a dock to your computer's USB port for efficient syncing and data transfer.
Convenient for traveling.
Capacity: 500mA lithium-ion battery.
Input: 5V 350mA.
Output: 5V 300mA.
Charging time: about 2 hours.
Weight: 86.67 g
Size: 18.511.5*2.5 cm
1 × 500mAh Battery Pack and Data Sync Mobile Power Station