Combining the classic design of an analog timepiece with state-of-the-art technology, the Misfit Phase smart watch and activity tracker lets you monitor your progress towards a healthier way of life without sacrificing style. It doesn't require a charge so you can wear it constantly and record the most accurate data on your all-day activity, exercise and sleep. Using the free Misfit app, your activity tracker will even alert you to incoming calls, texts and emails, and it can be used to control household devices with the touch of a button. 3-axis accelerometer automatically tracks steps, distance travelled & calories burned Toggle to activity mode & the watch’s hands move to show your progress Activity progress: 25%, 50%, 75%, 99% & goal met Monitors sleep duration & quality Tags specific activities, like cycling or yoga Vibration alerts for alarms, calls, texts, emails, movement reminders & custom app notifications Customizable color-coded indicators show who’s calling, texting or emailing you Smart-button function lets you wirelessly play/pause music, take selfies, control smart home devices & more Misfit app: set goals, compete with friends, log food/weight & more In-app lap counting upgrade by Speedo: track swim distance, count laps for 25- & 50-meter pools, & and count down a set time Automatically & wirelessly syncs to your device Automatically resets time & date during travel or season changes Non-charging, replaceable batteries last up to 6 months Water-resistant design is shower & swim proof What's Included Smart watch Adjustable silicone band Pre-installed battery Quick start guide Product Specifications Requires free Misfit app Compatible with iOS 7 & above Compatible with Android 4.3 & above Compatible with Windows 8.1 & above Battery life: up to 6 months Wireless: Bluetooth 4.1/Bluetooth Smart - Learn more about Bluetooth technology Smart watch diameter: 40 mm Band length: adjusts from 210 mm to 220 mm Band width: 20 mm Materials: satin aluminum, stainless steel & silicone Warranty: manufacturer's 1-year limited For warranty information please click here Size: Large. Color: Blue. Gender: Female. Age Group: Adult. Material: Rubber/Silicone.