This watch is a waste of mony
Everything, no instructions had to find them on the net Nothing gave an accurate readings, as a diabetic my blood sugar readings have to be accurate ,I compered the readings the wat gave to my very accurate readings on my machine then the battery would not charge the watch,I tried to contact the noes I found for the. No reply, tried to email emails bounced back,it's literally just give up. Pushing for a refund through PAYPAL