... , country area,Camping, outdoor activities, travelling,Lighting at nightSpecification : Solar Panel 5W Monocrystal SiliconBattery12v 4AH lead acidLamp2pcs 3W led lamp ... charge the battery from strong sunlight USB Port to charge mobile phone ,mp3,mp4 ,Apple ,Iphone and so on Warranty 1years ... 23CMCTN Weight: Net Weight:17.5KG Gross Weight:18.5KG solar home system(with USB port to charge mobile phone )