General description Installing on your bicycle wheel, this generator uses friction to provide power for lights and other devices, making it an eco-friendly and energy-saving solution. It can be easily removed when not in use and is simple to install with a mount. Made of high-intensity metal, it is tough and durable, making it an excellent accessory for cycling. Technical specifications Material: Metal Type: Magnetic Color: Silver Voltage: 12V Power: 6W Length: 9 cm (3.54 inch) Width: 9 cm (3.54 inch) Diameter: 5 cm (1.97 inch) Mount length: 10 cm (3.94 inch) Quantity: 1 Set Other information Package includes: 1 x Generator, 1 x Accessories (without retail package) Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.