Feature: 1. 2.8IN LCD SCREEN: This bike computer has a 2.8 inch large LCD display screen with soft white backlight, which is clear and intuitive, suitable for daytime or nighttime cycling. 2. BUTTON OPERATION: The bike speedometer has 2 physical buttons, which are easy to operate and have good waterproof effect, and can be used in adverse weather conditions. 3. WIRELESS FUNCTION: The bike computer has wireless function, no wiring required, automatic scanning, automatic start and stop, convenient and practical, reducing wiring trouble. 4. MULTIPLE DISPLAYS: Can display distance, maximum and average speeds, travel time, calorie consumption, temperature, stopwatch, maintenance scanning function, etc. 5. WITH 2 BRACKETS: Equipped with 2 different brackets, one is an extended mounting bracket and the other is used for bike handlebar, which is easy to install and has good compatibility. Specification: Item Type: Bike Computer Model: YA100 A Material: ABS Power Supply Method: Sensor: 1 x CR2032 button cell 380mAh (built in battery) Speedometer: 1 x CR2032 button cell 380mAh (built in battery) Function: Speedometer (SPD): 0 99 KMIH or Mhr Average Speed (AVS): 0 99.9 KMhr or Mhr Maximum Speed (MXS): 0 99.9 KMhr or Mhr Speed Comparator (+ or ) KM and M Optional Automatic start and stop Odometer (ODO): 0 9999.9 KM or M Odometer saving function Odometer (DST): 0 999.9 KM or M Travel Timer (TM): 9: 59: 59 Digital Clock: 12 24 hour optional Automatic scanning Automatic shutdown Automatic start and stop Calorie Fat burning celsius and Fahrenheit Optional Maximum and minimum temperature memory Maintenance procedures LED backlight Temperature (TEMP) Stop watch (SW) Estimated Time of Arrival (ETA) Touch to turn backlight on or off. Package List: 1 x Speedometer1 x Sensor1 x Speedometer Bracket1 x Handle Bracket1 x Wheel Magnet4 x Ties2 x User Manual