Hypercel 11662 Universal 1500mAh USB Battery Charger for HTC Rezound, HTC Thunderbult, myTouch 4G - Retail Packaging - Black Compact Design, Charge Battery and Phone Simultaneously, Blue LED Indicator Hi Quality Rechargeable 1500 mAh Li-Ion Battery, 90V-240V AC Input for USB Battery Charger 4.2V Output for USB Battery Charger, 800mAh for USB Battery Charger Compatible with: HTC Rezound, HTC Thunderbult, myTouch 4G