Garmin vivofit 4 Fitness Trackers & Pedometers Speckle : Stay connected and keep track of your fitness in streamlined style with the Garmin Vivofit 4 activity tracker. The newest version features the ability to customize the color display while tracking your steps, calories burned, distance traveled, and sleep attained. Specialized Garmin Move IQ(TM) technology will automatically record activity throughout the day while also classifying it for you. Personalize your everyday fitness even further with various colors to choose from. Features an always-on, color display. Receive text, call, email, calendar, and social media alerts. Move bar and vibration alert provide activity reminder. Automatically syncs with compatible smartphone to connect with Garmin Connect(TM). Battery Life:Up to 1 year (2 x SR43 user-replaceable). Water Rating: Swim - suitable for splashes, rain, showering, swimming, Diving into water, and snorkeling. Records steps, distance traveled, calories burned, and kid-specific Toe-to-Toe(TM) feature to help get the kids involved in step challenges. Sleep monitoring (monitors total sleep and periods of movement or restful sleep).