3-in-1 cycling computer with bike computer, cadence and heart rate mode, with this bicycle computer, every cycling data is under control. 2.8"'""'" LCD large screen provides clear and crisp reading, enjoy your pleasant cycling trip! Features: 3-in-1 cycling computer with bike computer, cadence and heart rate mode. Heart rate mode with current heart rate indicator, which can monitor our heart rate during cycling to ensue our safety. Real time recording, speed, distance, time, temperature, calorie, etc. 2.8-inch high-definition large screen with LCD back-light allows you to read the data clearly at any time and any angle. Nine languages are optional, English, French, German, Dutch, Italian, Spanish, Hungarian, Polish and Danish. IPX7 grade waterproof, it can be used on rainy days. High quality smart chip, stable performance and large memory capacity, thus the data will not lost when power is off. Small size, lightweight and wireless design make it more convenient and easier to install and use. Perfect to use when hiking, climbing, riding and other outdoor actives. Functions: SPD: Current Speed AVS: Average Speed MXS: Max Speed ODO: Odometer TOT: Total Distance for Bike 1 & Bike 2 DST: Trip Distance TIME: Trip Time SW: Stopwatch TEM: Temperature CAL: Calorie Counter FAT: Fat Burned Current Cadence Average Cadence Maximum Cadence HRM: Heart Rate Per Minute MAX: Maximum Heart Rate MIN: Minimum Heart Rate Three Back-light Nine Languages Wireless Transmission Odometer Save Function Specifications: Material: ABS + PMMA. Color: Black. Shell Color: Black / White ( optional ). Back-light: Blue / Green / White ( optional ). Screen Size: 60 * 45 mm / 2.4 * 1.8 in Product Size: 80 * 54.5 mm / 3.1 * 2.1 in Product Weight: 65 g / 2.3 oz Packing Size: 13 * 8 *4.4 cm / 5.1 * 3.1 * 1.7 in Packing Weight: 150 g / 5.3 oz Package List: 1 * Bike Computer 1 * Magnet Sensor 1 * Transmitter 1 * Extend Mount 1 * Heart rate sensor belt 1 * Nut 1 * Pad 6 * Zip Ties 2 * Manuals white black / black white: Features: Display speed, average speed, max speed, time, distance, temperature, trip time, date, etc. White background, black digital and backlight allow you to read the data clearly at any time and any angle.Auto power off and auto/manual wake up are all available, quite convenient to use. Powered by CR2032 battery,longer life and lower power consumption. Easy to install onto the handlebar with cable ties provided. Functions: 1. Speed (SPD): 0~99.9 KM/H ; M/H 2. Average speed (AVS ) : 0~99.9 KM/H ; M/H 3. Max speed (MXS) : 0~99.9 KM/H ; M/H 4. Odometer (ODO) : 0~9999.9 KM; M 5. Speed Comparator 6. KM / M selectable 7. Auto Start / Stop 8. Odometer Save Function 9.Trip Distance (DST) : 0~9999.9 KM; M 10. Trip Time (TM): 9:59:59 11. Clock: 12/24 hours 12. Auto Scan 13. Auto Power Off 14. Calories 15. Fat Burned 16. C & F selectable 17. Highest / Lowest Temperature memory 18. Maintenance program 19. LED Backlight 20. Stopwatch ( SW) 21. Estimated arrival time ( ETA) Specifications: Material: ABS Color: Black Type: Black background + White digital / White background + Black digital ( optional ) Diameter: 62 mm / 2.4 in Weight: 87 g / 3.1 oz Package Size: 135 * 95 * 56 mm / 5.3 * 3.7 * 2.2 in Package Weight: 146 g / 5.1 oz Package List: 1 * Bicycle Computer 1 * Nut 1 * Transmitter 1 * Magnet Screw 4 * Zip Tie 1 * Rubber white black / black white: Many Questions about Drop