Hyperion LG V20 Battery BL-44E1F (2 x Battery + Charger) 2 x Battery and 1 x Wall Dock Charger. Do not need to change back cover. Easily swap your battery when your charge is low. The Smart LED shows charging status. Quick charge with automatic constant current control prevents battery from overcharging, short circuit, and electronic shock. 24 MONTH WARRANTY: Hyperion EA stands behind our products. If you are not 100% satisfied with your new LG V20 Battery, just let us know! Contact us via Amazon and we can help with any issues that you may have. Customer satisfaction is our top priority, and that's the Hyperion guarantee! Compatible with All International and US Carrier LG V20 Models 2016. Compatible with ALL LG V20 Models / BL-44E1F.