Weight:53.5g Capacity: 1450mAh Battery cells: Lithium-ion
Internet Surfing: Up to 6h Wi-Fi: Up to 8h
-Matching iphone4 style design. Thin and cool, easy carry
-Capacity:1450mAh(Li-Po)built in battery, double standby time for your iphone4.
-Strong and durable engineering material protect your iphone4 from bumps& scratching.
-Protective IC circuit efficiently avoid short-circuit, over-charged and malfunction even under extreme conditions.
The iFans iPhone 4 Battery Case sports a built-in battery which nearly doubles the life of your iPhone, Featuring a low profile and slim design, you will forget you are carrying extra power on the go. With the added kickstand, you can enjoy your iPhone for voice, music, video, games and business applications with extended, stable power