Features Highly Efficient: 30W solar panel efficiently converts sunlight into electricity, providing a reliable charging solution for electronic devices. Multifunctional Output: 18V 5V USB dual output interface supports various devices such as cell phones, tablet PCs, and car batteries, offering versatile charging options. Waterproof Design: The waterproof controller ensures the solar panel's protection from bad weather, guaranteeing reliability and long life in outdoor environments. 12V 24V Controller: Equipped with a 12V 24V controller, this solar panel kit is compatible with various home and vehicle power systems, offering convenience and practicality. Eco Friendly and Energy Saving: Using solar energy reduces the consumption of fuels, promoting environmental friendliness and energy conservation. 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. Package List 1 x DIN-Rail Electric Meter 1 x Manual 4 x Accessories