... All the parts (autonatic intelligent) 1.solar panel 10W 2.controller 3.battery 12V,12AH 1.solar panel 15W 2. controller 3.battery 12V ... ,15AH 1.solar panel 20W 2. controller 3.battery 12V,17AH 1.solar panel 25W 2 ... 2. controller and inverter integrative 3.battery 12V,27AH 1.solar panel 50W 2. controller and inverter integrative 3.battery 12V,33AH ...