Features1High Conversion Rate: 15W solar battery charger is made of high efficiency polycrystalline silicon, with high conversion rate and high output efficiency, greatly improves the charging efficiency and speed. 2Strong and Long Lasting: The solar car charger is high strength, impact resistant. And the sturdy frame makes the solar panel more wearproof. This solar battery charger needs no additional maintenance, extra long service life. 3Outdoor Use: Solar panel trickle charger has strong heat resistance. Ideal for various outdoor harsh environments. Designed for outdoor emergency situations, providing reliable charging for devices during outdoor activities. 4Easy to Install and Use: The outdoor solar battery maintainer is easy to install, and convenient to use, just connect the solar panel to the battery with the clips directly. The charger maintainer for any car, motorcycle, boat, tractor, and more. 5Portable and Compact: Lightweight and portable solar charger, easy to carry, with high stability and durability. Transfer sunshine into electricity, energy saving. No electricity cost, easy maintenance for outdoor usage.SpecificationItem Type: Solar Panel KitMaterial: PolycrystallineSolar Panel Power: 15WController Current: 10APackage List1 x Solar Panel1 x Controller1 x Connecting Cable4 x Suction Cup1 x Car Charger Cable1 x Output Clamp