The SaFPWR iPhone 4 / 4S Milano Rechargeable Smart Battery Case Features:

• Extends the battery life of your Apple iPhone 4 or 4S


• Charge and sync your iPhone while it's in the case


• The more you use your iPhone in the Smart Case, the more you extend its battery life.


• Prevents overcharging, over discharging, short-circuiting, energy flow back and malfunction


• Magnetic closure ensures that your iPhone 4 or 4S remains securely in the case


• High-quality leather gives this case a sleek and professional look


• Cycle Life of about 500 cycles


• EMT technology ensures your battery cells are fully and safely charged and discharged for extended run times of more than 200%.

Run Times:

• Talk Time 3G network - 11 hours


• Talk Time 2G network - 22 hours


• Stand by time - 465 hours


• Internet 3G - 9 hours


• Internet Wi-Fi - 15 hours


• Video - 15 hours


• Audio - 62 hours