Usage Tips:1. Made of high-quality materials, strong and , non-slip and wear-, fashionable and beautiful. 2. The buttons are sensitive, feel comfortable, easy to install and operate. 3. Daily waterproof, wear- and Daily waterproof, wear- and , fashionable and beautiful 4. High-quality materials, exquisite workmanship and high-quality materials, strong and , non-slip and wear-, compact and exquisite. 5. Easy to install. The pipe diameter is suitable for most electric handlebars on the market. It is easy to install without removing the handlebar and is easy to operate. Thread color definition: Green: Up Red: Set Blue: Down Black: GND Specification: Product name: Instrument switch Size: 26CM Outgoing wire: 4-core wire Suitable pipe diameter: 2.2CM Weight: 20G Colour:As Shown Material:plastic Package Contents: 1 * Electric Bicycle Switch Control Button Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 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.