Vikeepro Bike Computer SD-563C Multi Function Bicycle Wireless Computer Odometer Cycling Speedometer Specifications:  Dimensions: 56mm*45mm*20mm Weight: About 102g Battery: 12V 23A/CR2032 Screen:  LCD display Functions： 01. Current Speed (SPD) 02. Odometer (ODO) 03. Trip Distance (DST) 04. Maximum Speed (MXS) 05. Average Speed (AVS) 06. Trip Time (TM) 07. Total Trip Time(TTM) 08. Rat Riding All Time 09. Clock (12H/24H) 10. Stopwatch (SW) 11. Temperature 12. 12 / 24-hour clock (CLK) 13. Over-Speed Reminder 14. Setting type circumference 15. Setting Rat 16. Low Battery Indicator 17. Freeze Frame Memory 18. Auto Black Light 19. Wireless Digital Code 20. Auto Light 21. Separated Button 22. AUTO ON / OFF Package includes: 1x Gauge Head 1x Gauge Seat with a Separated Button 1x Battery (CR2032) 1x Battery 12V 23A 1x Magnet 1x Wireless transmitter 1x User manual  12x Cable tie

• Main Functions: A perfect design of recording speed, average speed, max speed, cycle display distance, time, total trip time, total riding time with HD screen and big numbers, improving riding safety.
• Waterproof Function: No matter how the weather is, depth waterproof function of Vikeepro Bike Computer will give you the riding experience without the rainy day resistance.
• Auto Black Light: It can sense the light intensity around the computer automatically; The black light will turn on if the light is sufficient in order to avoiding sightless.
• Suitable for All Kind of Bicycles: Road cycling, mountain biking, folding bike, common bicycle; Perfect device can also be used for hiking, climbing, and many other fun, adventurous outdoor activities.
• Note: The distance between computer unit and sensor not exceeded more than 60cm, then the shortest distance between sensor and magnet no more than 1mm. Please read the instructions carefully before installation, then install it only on the front wheel.

Main Functions: A perfect design of recording speed, average speed, max speed, cycle display distance, time, total trip time, total riding time with HD screen and big numbers, improving riding safety.Vikeepro