This multifunctional wireless cycling computer with 14 functions can track your riding distance, time, speed and has many other functions like 7 days data memory and 2 users data recording, etc. It is really a useful cycling computer to meet your various needs. Features: 10 Functions: Wireless bicycle computer displays Riding speed/time/distance, Average speed, Maximum speed, Total riding time/distance, Temperature, 7 days data memory, 2 users data recording (Bike 1/ Bike 2). 3 Extra Features: include 12h / 24h clock, metric/imperial unit, auto ON/OFF. Backlight: Large LCD display with backlight allows you to read all riding data easily and clearly. Easy to Operate: 2 smart buttons for easy operation. Convenient: Small size, lightweight and wireless design makes it more convenient. Battery Life: 12 - 15 hours working time when backlight keeps lighting; up to 180 hours standby time if backlight is off. 14 Functions: Bike 1/ Bike 2 Clock Riding speed Riding distance Riding time Average riding speed Maximum riding speed Temperature Total riding time Total riding distance 7 days riding data record LED backlight Auto on/off function Metric/imperial switchable Specifications: Charging Time: 1-2 hours Dimension: 6.5 * 4 * 2.7cm / 2.5 * 1.6 * 1.1in Weight: 33g / 1.2oz Package Size: 15.5 * 8 * 4.5cm / 6.1 * 3.1 * 1.8in Package Weight: 98g / 3.4oz Package List: 1 * Bike Computer 1 * Sensor 4 * Zip Tie 1 * Rubber Ring 1 * Charging Cable 2 * Rubber Pad 1 * Bracket