Garmin vivofit 4 black L

Garmin vivofit 4 Smartband

Size: Size L; 148 to 215 mm
Waterproof: Yes (swimming)
Display type: Transflective 8-colour MIP display (memory in pixels) that is easy to read in sunlight
Display size (WxH): 11 x 11 mm
Display resolution (WxH): 88 x 88 pixels
Battery runtime: Up to 1 year (2x SR43 replaceable)
Memory/history: 4 weeks with activity data
Clock features: Time/date, automatic daylight saving time, alarm clock, timer, stop watch
Sensors: Accelerometer
Connectivity: Bluetooth Smart and ANT+
Daily Smart functions: Weather, Find my Phone, compatible with Garmin Connect Mobile, iPhone and Android
Activity tracking features:

Pedometer
Inactivity bar (displayed on the device after a period of inactivity; walk around for a few minutes to reset the display)
Automatic target (learning how active the user is and assigning a daily target to steps)
Sleep monitoring (monitors the total sleep time and times of movement or quiet sleep)
Calorie consumption
Distance traveled
Intensity minutes
TrueUp
Move IQ