... system solar panel 18V/20W 1.solar panel:18V 20W 1PCS 2.battery:12V17AH 1PCS Product Description 1.solar panel: ... : 0.01W-15W, to be encapsulated with PET, on PCB (printed circuit board)(C). Wmp range: 1W- ... 60W, to be encapsulated with PET, on stainless steel, with holes for assembling purpose.(D). ... to the customers LOGO, Can be printed on the solar panel or solar module,5). Refer to our ...