Split and Lap mode: display of the intermediate time - return to the total time display display of the intermediate time - start at 0 - total time in evaluation measures current, average and maximum speed in km / h and mph also shows the speed in min / km or min / mile hands free operation: automatically calculates training units based on distance, speed or time, ie the watch automatically shows the performance values (time, speed, distance) according to a defined size and then switches back to the selected display digital signal transmission: clear, individual signal (coded), no interference, measurement in kilometers, miles or nautical miles Average heart rate per split time (Lap Data Mode) and over the entire training unit (Summary Mode) eMail, SMS, Whatsapp, Line, Viper, Threema