This fitness tracker is totally distinctive to the others. I bought many others on Amazon but this one I am still putting on to my wrist because of following featuresCompatible with Bluetooth enabled smartphones. Colour display and one switch button A gentle reminder of phone messages, calls and fitness. Too much impressed with the accuracy of blood pressure and pulse rate as I had personally matched with other blood pressure devices. Connected with the smartphone for recording the activities you do like Sleep, steps, blood pressure, pulse rate, Kcal burn and a lovely game. Tried the IP67 waterproof and it works, I never take it off my wrist. The charge remains for several days, yes around a week I never had for a week,
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