1. Made of high-quality materials, strong, non-slip and wear-resistant, fashionable and beautiful. 2. Buttons are sensitive, comfortable to touch, easy to install and operate. 3. Daily waterproof, wear-resistant, fashionable and beautiful. 4. High-quality materials, exquisite workmanship, strong, non-slip and wear-resistant, compact and well-designed. 5. Easy to install. The pipe diameter fits most electric handlebars on the market. No need to remove the handlebar for installation, simple to operate. Wire color definition: Green: Up Red: Set Blue: Down Black: GND Specification: Product name: Instrument switch Size: 26CM Output wire: 4-core wire Suitable pipe diameter: 2.2CM Weight: 20G Color: As shown Material: Plastic Package Contents: 1 x Electric Bicycle Switch Control Button Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the actual product. Measurement error allowance is +/- 1-3cm.