Features 1、High Efficiency Charging: The solar panel uses 30% high conversion crystalline silicon material, which greatly improves the charging efficiency of the solar charger. 2、Stable Performance: High conversion efficiency, good output efficiency, low light efficiency and strong applicability, high stability and durability. 3、Light and Portable: The solar panel charger is light, about equal to the weight of the mobile phone, easy to carry and convenient to use. 4、Easy to Use: Place the solar panel in a position facing the sun, the corresponding interface on the wiring can be connected to the product requiring power. 5、Scope of Application: The battery charger kit is applicable to car batteries, cars, ships, aircraft, outdoor agriculture, planting, tourism, and solar street lamps. Specifications Item Type: Solar Panel Battery Charger Kit Material: ABS Gross Weight: 704g / 24.8oz Solar Panel Size: Approx.35.5 x 24.3cm / 14.0 x 9.6in(without power storage function) Solar Panel Power: 20W Controller: 50A Output: 18V Interface: TYPE C interface x 1, USB interface x 2, DC interface x 1 Package List 1 x Solar Panel 1 x OBD Connector 1 x Ignition Coil 1 x Clip Assembly 1 x Controller 4 x Suction Cup 2 x Instruction