Mencia Power Switch Volume Button Flex Cable Replacement Part for LG G4 H810 H811 LS991 VS986 US991 H815 H815TR H815T H815P H812 With Tools Power Switch Volume Button Flex Cable Fix Problems like : dead flash light, dead off button, dead volume button, dead Infrared. Not with the instructions inside the package.(If you gonna do it yourself any questions welcome to ask) Each Parts is tested before shipping to ensure 100% functionality.pack with thick Foam paper and tough carton. Any problems please contact us ASAP. Note: if you have similar installation experience before, you can DIY, if not, please find some professional guy to help you. Thank you! Pack With Mencia Free Tool Kit and Receive Bag.