Specification: Item Type: 3W 6V Solar Panel Colour: as shown in the picture. Product size: approx. 145 x 145 x 3 mm/5.7 x 5.7 x 0.1 inches Weight: approx. 82.0 g/2.9 oz. Power: 3 W. Operating voltage: 6 V. Operating current: 0-500mA Package list: 1 x Solar Panel Small note: If you pay attention to the appearance of the product, please do not remove the protective film when using Features Good choice for small household projects, science projects, electronic applications, charging small batteries and other DIY projects with solar energy (without electric storage function). Solar panels absorb sunlight and convert it directly or indirectly into electrical energy by photoelectric or photochemical effect, they are good equipment for scientific research projects. Suitable for all kinds of low power electrical appliances, emergency lighting, advertising lights, traffic lights, home lighting, electric fans, such as solar water pumps, solar street lights and small solar power systems. Adopted waterproof resin packaging, so it is waterproof to rain or snow and can protect it well. The solar cell is covered with epoxy resin adhesive and fixed with a printed circuit board, which has the characteristics of compressive strength, corrosion resistance, clear, low cost, etc.