Specification: Item Type: Solar Panel Kit Material: Monocrystalline Silicon, ABS Weight: Approx. 387g/13.7oz Solar Panel Size: Approx. 32.5x14.5cm / 12.8x5.7in Power: 30W Solar Panel (Without Power Storage) Output: 18V 5V USB Dual Output Controller: 12V 24V Controller Adaptive Package List: 1 x Solar Panel 1 x Controller 4 x Suction Cup 1 x Instruction Manual  1 x Cigarette Lighter 2 x Buckle 1 x Connecting Cable 1 x Clip Note: Manual measurement please allow some error. Features ●Energy Conversion:30W solar panels allow high energy conversion. Solar panels are designed to convert light energy directly into electricity through the photovoltaic or photochemical effect, providing a reliable charging solution for electronic devices. ●Waterproof and Reliable:The waterproof controller protects the solar panel from bad weather, can withstand high wind and snow loads, and the corrosion-resistant aluminum frame is suitable for long-term outdoor use. Ensure reliability and long life in outdoor environment. ●Multi-functional Output:Portable solar panel kit belongs 18V 5V USB dual output interface, suitable for different types of devices, such as cell phones, tablets, car batteries, etc., can maximize efficiency. ●Environmental Protection:The use of solar energy reduces the consumption of fossil fuels, safe and reliable, no noise, no pollution emission outside, with environmental advantages. ●Widely Compatible:Solar panel set equipped with 12V/24V controller, it is compatible with various home and vehicle power systems, convenient and practical.