With a battery life of up to a year without needing recharging, Garmins Vvofitt Activity Tracker keeps you in touch with your activities day and night. Sleek 19mm band doesnt get in the way of daily activities or tough workouts. Move IQ automatically detects the type of activity youre doing and classifies it during automatic uploads to Garmin Connect. Tracks steps, distance, calories burned and sleep, plus it automatically recommends a daily step goal based on personalized data. Customizable color display is super-easy to read at a glance. Water-resistant to 50 meters for safe use in the shower, or the pool. Display size: 43 x 43. Wrist: SM - 4.80 x 7.40, LG 5.83 x 8.46. Wt: SM - 25g, LG - 25.5g. Sizes: Small/Medium, Medium/Large , Large. Colors: Black, White, Black Speckle. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Size: SMALL. Color: White. Gender: Male. Age Group: Adult. Type: Fitness Trackers.