Importer520 AC Home Travel Wall Phone Charger for Huawei Premia 4G LTE M931(Metro PCS) Highest quality NON-OEM Rapid Home / Wall / AC / Travel / House / AC / Battery power charger for your Cell Phone. (12~24v DC) Durable cord for extendable reach and use. Provides power to your phone while simultaneously charging your phone's battery. I/C Chip technology prevents your phone and battery against overcharging. The travel charger is lightweight and easy to carry while traveling. Simply plug one end into the wall, the other into the phone or desktop charger, and it will recharge and condition your battery.