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 ComputerModel: YA100 AMaterial: ABSPower 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 MhrAverage Speed (AVS): 0-99.9 KMhr or MhrMaximum Speed (MXS): 0-99.9 KMhr or MhrSpeed Comparator (and or -)KM and M OptionalAutomatic start and stopOdometer (ODO): 0-9999.9 KM or MOdometer saving functionOdometer (DST): 0-999.9 KM or MTravel Timer (TM): 9: 59: 59Digital Clock: 12 24 hour optionalAutomatic scanningAutomatic shutdownAutomatic start and stopCalorieFat burning and OptionalMaximum and minimum temperature memoryMaintenance proceduresLED backlightTemperature (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