Superior Performance: High-efficiency monocrystalline solar cells provide good performance even in low light conditions, and internal diodes prevent nighttime leakage.FLEXIBLE: This panel is ideal for curved surfaces in RVs, boats, sailboats, yachts, trucks, cars, coaches, cabins, campers, tents, trailers, golf carts or any other irregular surface.High reliability with guaranteed +/-3% output power tolerance. Modules can withstand high wind pressure, snow loads and extreme temperatures.Reliable: Advanced encapsulation materials with multi-layer sheet lamination improve battery performance and provide long service life. The junction box has a built-in diode for anti-reverse charging of the battery.EASYINSTALLATION: Solar panels are easy to install with leads, adhesives, , and grommets at the corners are also easy to install. The controller can protect the battery while charging.product informationSpecification:Weight: 260gSize: 411*200*2.5mmPacking size: 465*215*35mmPacking weight: 430g+150g (controller)Packing list: 1*solar panel 1*solar controller (20A) 1*car charger 1*battery clip 4*suction cup General Instructions "