A savvy that is with Waterproof rating: IP6510, in the wake of charging, it can reserve 15-20 days 1.Blood Oxygen/Blood Pressure Monitor 2.Heart Rate Monitor 3.Date presentation 4.Sleep checking 5.Fitness following (step&distance&Calories) 6.Weather showcase 7.Call remind(name, number) 8.Message update (skype/whatsapp) 9.GPS tracker 10.Alarm clock 11.Remote camera 12.Anti-lost remind 13.Drinking water remind 14.Lift wrist splendid screen.15.Fitness data sharing. Free delivery to 1 metro area. Agrees to CE, RoHS, UN38.3. 25cm L x 1.8cm W