T-Mobile QCell MyTouch 4G Slide Black 3800mAh Extended Battery + Extended Battery Cover (NOT Compatible with MyTouch 3G / MyTouch 4G)
Not Enough Power for all your video, internet, text messaging and music needs? GetQCell Ultra Extended Batteryspecially designed for T-Mobile smartphone! QCell Extended Battery doubles the capacity of your original battery!QCell Extended Battery doubles the capacity of your original battery!  We have ensure the best cells and best components are used on the battery for ultimate longevity and safety!No longer have to worry of battery overcharge with our DYNAStop IC chip built in the battery! We also include a UV coated Battery Cover to match up your phone!*Actual battery life will vary depending on your specific hardware and software configurations and network conditions.*this battery is oversize and require the use of included back cover*To charge the extended capacity, please leave battery charge for 2-3 hours after 100% charge reached.*All Extended Batteries require 5-6 full charge / full discharge cycles for maximum capacity. Rare occasion of 8-10 full charge / full discharge cycle is required for maximum capacity