Bike Speedometer LCD Digital Wired Odometer Features: 1 This computer is made of ABS material. Its is strong and durable. It is not easy to be damaged and has a long service life. 2 The bike computer provides a clear and bright 4-wire display that accurately records speed and mileage. The number on the display is clear and obvious, and you can see your speed intuitively. You can adjust your cycling activities according to the number on the display. 3 The computer has a variety of functions. The display has odometer, maximum speed, average speed, travel time, consumption, speedometer and other information, so you can see your own riding data at a . 4 The distance between the bike computer and the transmitter is 60 cm, and the distance between the transmitter and the (magnet) is 1 cm. It can be compatible with bicycles, electric and 4-40 inch wheels of motorcycles. 5 This advanced computer is designed with backlight and suitable for night riding to ensure at night. It's also and rainproof, and it works well even in rainy weather, providing accurate information about your cycling activities anytime, anywhere. Product Description: [Material] Engineering plastic ABS electronic components 【 Display 】 LCD display 【 Size 】 5.7*4.1*2.0cm 【 Power Supply 】 Watch head button battery CR2032*1 [Configuration] Head *1, base wire *1, magnet *1, tie wire *6, manual *1 Made of high-quality materials, low-carbon, without any irritating odor Decorate your home with practical features It can be given as a gift to your friends or family Due to manual measurement, there may be a slight error in the actual product If you encounter any problems, please feel free to consult me at any time