Features： 1、Diverse Features: Adopt monocrystalline silicon solar panel and PET bottom layer, no glass, durable, light weight, easy to transport, easy to install and use. 2、Alternative Chargers: Can be used as alternative chargers for cars, trucks, caravans, boats, motorcycles, RV batteries or any 12V lead acid batteries. 3、Waterproof Solar Panels: Solar panels are waterproof and can be placed outside. Built in reverse diode to prevent regorge charging. 4、Can Be Mounted on The Car: You can install the product in your car and continue charging during the day. 5、Wide Applicability: Charge for all kinds of equipment, emergency lights, advertising lights, traffic lights, electric fans, solar water pumps, motorcycles, boats, etc. Specification： Item Type: 10W Solar Panels Weight: Approx.311g / 11.0oz Material: Monocrystalline Silicon + PET Laminating Product Size: Approx.215 x 185mm / 8.5 x 7.3in Line Length: Approx.120cm / 47.2in Solar Panel Chip: Monocrystalline Silicon Power: 10W Voltage: 5V, 12V Current: 2A Output Interface: Single USB Plus DC Package List： 1 x Solar Panels  1 x Car Charging Connector  1 x Battery Clamp Line  1 x Manual