Product Overview: This 5W portable solar panel is ideal for camping and greenhouse ventilation. It operates without batteries, providing clean and quiet power. It can power fans or other USB devices, such as power banks or computers. Lightweight and portable, it is perfect for use in greenhouses, dog kennels, caravans, and motorhomes. Technical Specifications: Product Type: Solar Panel; Material: Iron; Solar Panel Dimensions: Approx. 14.5 x 14.5 cm; Fan Dimensions: Approx. 13.5 x 15 cm; Weight: Approx. 353 g; Solar Panel Power: 5W, 6V; Power Supply: 5V USB plug. Compatibility and Accessories: Compatible with greenhouses, dog kennels, caravans, and motorhomes. Can also be used to charge mobile phones. Package Contents: 1 x Solar Panel, 1 x Fan. Usage: Simply connect the fan to the solar panel to turn it on. Its operation depends on the intensity of sunlight: the stronger the sun, the faster the fan spins. It can be powered by a mains adapter at night. Note: it has no energy storage function. Please note that newer and older models are shipped randomly. Due to differences in monitor calibration, the color of the image may differ slightly from the actual product.