Ideal for rural areas with possible power outages H Bracket Dimensions for 30W Solar Panel (LxW): 15.35 x 9.6 inches; L Bracket Dimensions (LxW): 5.3 x 1.9 inches Daytime charging and night-time use Comes with all installation instructions Kit does not include wires or connectors This solar gate opener kit is assembled to help you make your gate opener system independent of any external power source except for sun. In any case of emergency when the power goes out your gate opener will keep its full functionality with the 60-Watt solar battery and a couple of high capacity back up batteries.