Hyperion LG Motion 4G LTE 2 x Battery + Charger (Compatible with MetroPCS LG Motion 4G LTE MS770) 2 x 1700mAh Battery and 1 x Wall Battery Dock Charger. Do not need to change back cover. Easily swap your battery when your charge is low. Power Protection Circuit included. Distributed by Hyperion Electronics Accessories. 2 Year No Hassle Warranty!