Description:

- Compact, lightweight, Ultra-slim and portable.
- Designed to fit the contour of iPhone 4G precisely.
- Can protect your iPhone 4G from scratches and dust.
- Use it as a backup battery for your iPhone on the go or in an emergency.
- Built-in 1900mAh rechargeable Lithium-ion battery.
- Powered via USB cable.
- Compatible with iPhone 4G.
- Cell type: Lithium-ion battery.
- Capacity: 1900mAh.
- Standby time: up to 230 hours.
- Talk time: up to 6 hours.
- Input Voltage: 5V.
- Output Current: 5V 500mA.

- Demension: 14.3*9.7*2.2(cm)
- Weight: 142.31(g)