div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader039vdocumentsmxreader039viewer20220403005e6156d229820e25321c03achtml5page1jpg target=_blank img data-url=dofit-fitness-tracker-id115hr-manual-curve-fitness-tracker-id115hr-manualhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: DOfit - Fitness tracker - ID115HR manual - curve - Fitness tracker - ID115HR manual - curvepdf · Heart Rate Zones - this allows you to set your personal Max heart rate which will loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentsmxreader039viewer20220403005e6156d229820e25321c03achtml5thumbnails1jpg width=140 height=200 adivdiv