Outdoor multisport watch with strap Strap length (incl. watch): 255 mm Strap size: Min. 160 mm, max. 230 mm Measuring functions: Average heart rate, calorie burning, distance, heart rate, sleep, speed, pace, training time Additional functions: Messages, motion reminder, relaxation mode, music control, do-not-disturb mode, step counter, sport modes, stop watch, phone search, timer, clock, alarm clock