Detailed Product Description Solar Panel1.Solar panel: 50W 2.12V 10Ah Lithium battery, 3.The life of battery: 500 times charge and dischage 4.Output voltage: 220V / 110V, DC5V/2A DC12V/5A DC19.5V/5A (100W max)5.The product can be used for Mobile phone, laptop, cameras, lamp, pump and so on 6. 3-5 hours charger full to the control and laptop can use 1-1.5hours