Characteristics: Made of high-quality aluminum with high hardness, anti-corrosion and durable. High precision, always keep the time display precise, more reliable to use. Pretty cool and trendy design makes your motorcycle stand out from the crowd. Universally suitable for motorcycles with 22-25 mm handlebars. Built-in battery with low energy consumption, very long life. Specification: Material: aluminum Shell color: silver Optional type: white dial, black dial Applicable Handlebar: Approx. 22-25mm / 0.9-1 inch Size: approx. 6x4.5x4.5cm / 2.4x1.8x1.8in Clock Diameter: Approx. 4.5 cm / 1.8 inch Dial Diameter: Approx. 2.8 cm / 1.1 inch Install Hole Diameter: Approx. 2.5 cm / 1 inch Mounting: universal Package list: 1 x clock 1 x wrench 1 x sticker 1 x base Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.