1.Solar Panel: 20W/30W/50/70W 2.Good and easy for home using,LED lights,tubes,Radio,TV 3.CE/UL/IEC approved Solar Generation System SGS20W/30W/50W/70WAccessories:1.PV module: 20/30/50/70Wpx12.Battery: 30/40/65/100Ah/12Vx13.Main machine: output max 70W x1Using Occasion:1.Good and easy for home using,led lights bulbs and tubes,Radio,TV…2.Suitable for mobile office,sight spot,night market business ...