Features： 1、Displays your favorite riding data: current/average/maximum speed, riding time, trip distance, total riding time, total trip distance, temperature, 7 days data memory, 2 users data recording (bike A/B). 2、Enjoy more functions: 12/24 hour format, stopwatch, metric/imperial unit, scan, analogy speed indicator, speed comparison prompts, carbon offset, calorie consumption. 3、Easy to read data: Large LCD screen with LED backlight allows you to read all riding data easily and clearly in the dark. Specification： This wireless bike computer records your riding data and has many more functions. It is compact and lightweight, gift for cyclist. Features: Displays your favorite riding data: current/average/maximum speed, riding time, trip distance, total riding time, total trip distance, temperature, 7 days data memory, 2 users data recording (bike A/B). Enjoy more functions: 12/24 hour format, stopwatch, metric/imperial unit, scan, analogy speed indicator, speed comparison prompts, carbon offset, calorie consumption. Easy to read data: Large LCD screen with LED backlight allows you to read all riding data easily and clearly in the dark. Five language options: English/French/Italian/Spanish/German selectable for riders. Convenient to use: 2 buttons for easy operation. Small size, lightweight and wireless design makes the cycle computer a choice for cyclist. Functions: Bicycle A / Bicycle B selectable Clock: 12/24 hour format Stopwatch Temperature Metric/imperial alternative Scan: Automatic circulation Analogy speed indicator Auto ON/OFF Current speed Average speed Max. speed Speed comparison prompts Riding time Trip distance Carbon offset (CO2) Calorie consumption Total riding time Total trip distance Automatic memory and update trip data for 7 days LED backlight (10 seconds) Five language: English/French/Italian/Spanish/German Specifications: Size: Approx. 7 * 4.5 * 1.3cm / 2.8 * 1.8 * 0.5in Weight: 33g / 1.2oz Package Size: Approx. 15.5 * 8 * 4.5cm / 6.1 * 3.1 * 1.8in Package Weight: Approx. 88g / 3.1oz Package List: 1 * Bike Computer 1 * Sensor 4 * Zip Tie 1 * Rubber Ring 1 * Computer Bracket 2 * Soft Rubber Slice 1 * Magnet 1 * User Manual Package List： 1 * Bike Computer 1 * Sensor 4 * Zip Tie 1 * Rubber Ring 1 * Computer Bracket 2 * Soft Rubber Slice 1 * Magnet 1 * User Manual