• All-day functionality with activity/sports tracking, sleep analysis, heart rate monitoring, calories burnt, and SpO2 blood oxygen measurements;• 14 sports modes: Outdoor Running, Outdoor Cycling, Outdoor Walk, Indoor Run, Indoor Cycle, Basketball, Football (Soccer), and several more;• Heart rate monitoring;• Blood oxygen measurement;• Sleep analysis;• Water-resistant (5ATM);• Smart notifications;• Music controls;• Letsfit(R) app tracks data including fitness metrics, sleep analysis, and more; in-app GPS connectivity provides map of routes taken and more;• Up to 10+ days of battery life;• Includes smart watch body, silicone band, charging cable, and manual;• Black/Gray;Length: 10.80"Width: 3.70"Height: 0.70"Note: Due to the existence of lithium batteries, additional shipping charges or restrictions may apply. Shipping restrictions may require a ship method that is limited to GROUND and this may impact time in transit and available delivery locations.;