Hyperion LG Prada 3.0 P940 2 x Battery + Charger 2 x 1600mAh Battery and 1 x Universal Wall Dock Charger. Do not need to change back cover. Extend you talk time for your LG Prada 3.0 P940 with Hyperion batteries. Batteries have an integrated microchip to prevent overcharging and lengthens battery life. The Smart LED shows charging status.