New Version Mophie Juice Pack Plus Case and 2000mAh Rechargeable Battery for iPhone 4/4S - White (Verizon, AT&T and Sprint) 2000mAh Rechargeable smart battery concealed inside of a light-weight, soft-touch, 2-tone case; made for iPhone 4 & 4S Adds up to 8 hours of talk time (up to 16 on 2G) and 7 hours of Web browsing on 3G (up to 11 on Wi-Fi) to your iPhone Integrated LED status indicator on the bottom tells you exactly how much juice is left at the push of a button Charge and sync your iPhone to iTunes without removing it from the juice pack air by using the included USB cable