20w solar home system 1,convenient to carry 2,Easy to operate 3,Wide-range in application 20W solar home systemSolar Panel: 20 W Polycrystalline SiliconBattery:12V/24Ah Maintenance-free Lead-acid batterySolar control system:10A/12VMaximum Load:150WOutput: DC 12V, AC 220VStatus indication: Green LED light: power instruction Yellow LED light: charging instruction Red LED light: output stops