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 SpeedAVS: Average SpeedMXS: Max SpeedODO: OdometerTOT: Total Distance for Bike 1 Bike 2DST: Trip DistanceTIME: Trip TimeSW: StopwatchTEM: TemperatureCAL: Calorie CounterFAT: Fat BurnedCurrent CadenceAverage CadenceMaximum CadenceHRM: Heart Rate Per MinuteMAX: Maximum Heart RateMIN: Minimum Heart RateThree Back-lightNine LanguagesWireless TransmissionOdometer Save Function