Black/red version:Dial colour: matte black.Case colour: black.Strap colour: black and red.Black/light blue version:Dial colour: matte black.Case colour: black.Strap colour: black and light blue.Black/white version:Dial colour: black.Case colour: white.Strap colour: black and white.Heart rate monitor.Interchangeable backgrounds.Music control function.Fitness monitor.Sleep monitor.Chronograph.Alarms.Smart notifications.Battery duration: 25 days.Case material: polycarbonate.Case diameter: 47 mm.Strap material: silicone.Strap fastening: buckle.Total length: 123 mm.Movement: digital.Power: battery.
