Nature Power 57001 Mono Crystalline Off-Grid Solar Panel Kit, 85-watt High efficiency mono crystalline solar panel produces up to 85-Watt or 4.86-Amp per hour of sunlight 400-watt modified sine inverter with two outlets allows you to plug in small devices 8-amp charge controller and connector cable included Battery not included, a minimum of one 12-Volt deep cycle battery is necessary to use this kit