Made of high-quality materials, strong, non-slip, and wear-resistant, fashionable and beautiful. Buttons are sensitive, comfortable to touch, easy to install and operate. Daily waterproof, wear-resistant, and stylish. High-quality materials with exquisite craftsmanship, compact and durable. Easy to install; compatible with most electric handlebars on the market. No need to remove the handlebar for installation. Simple 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 Color: As shown in picture Material: Plastic Package Contents: 1 x Electric Bicycle Switch Control Button Note: Other products are not included. Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3cm.