... Waterproof Pulse/ Heart rate: in the pulse mode, press [SET] for 2 seconds, then put finger on the sensor. Heart rate ... clock mode. Clock time: in the clock mode, press [SET] for 2 seconds, and the set Year, Month, Date, Hour, ... equipment, heart rate monitors, digital jump ropes, pulse watches, pedometers, digital hand grips and digital figure trimmersNew solutions for club fitnesss More pictures: