Fitbit Sense Advanced Health Smartwatch Silver

7 Reasons To Get A Fitbit Sense Smartwatch Advanced Health Watch

Battery life 6+ days, 10 days. Battery lasts 6+ days plus, fast charging gives you a full day's charge in just 12 minutes (Varies with use and other factors up to 12 hours with continuous GPS). 1.59H x 1.59W x 0.48D.