The SaFPWR iPhone 3G(s) Battery Case is in a class of its own. While other battery cases supply a constant stream of power to your phone, the SaFPWR case determines when your iPhone 3G needs power and how much it needs. No other battery case offers this technology.

• 1,200 mAh SaFPWR smart battery, more power per milliamp hour than any other battery technology.
• 200% increase in battery run time for your phone
• Proprietary charge and automatic sync-through - the SaFPWR case determines when your phone needs power and exactly how much power it needs.
• Case prevents short-circuit, overcharge, over-discharge and malfunction for safe operation
• Officially certified by Apple Inc. as "Works with iPhone 3G(S)" products

iPhone Models Supported: iPhone 3G(S) only
Dimensions - 130Hx65Wx20Dmm
Talk/Internet Use - Up to an additional 4.5 hrs/up to 8 hrs on Wi-Fi
Standby - Up to an additional 350 hrs
Video Playback - Up to an additional 9 hrs
Audio Playback - Up to an additional 27 hrs
Capacity - 1200mAh - Charge Time - 3.5 hours Cycle Life - 500 cycles
Approved By - CE, RoHS
No memory effect
Material - Genuine Leather
Package includes Case, USB-charging cable, User's Manual