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Fitbit Alta HR Tracker + Heart Rate Large 商品介紹
Ability to connect this device to your smart device to monitor daily activities. Sync to select Apple, Android, and Windows devices.
Features Keeps track of heatbeat, daily steps taken, calories burned and more! Automatically logs workouts via SmartTrack Technology, tracks sleep patterns with a silent alarm to help you wake more peacefully.
About the product
Get the power of continuous heart rate in Fitbit's slimmest design yet-all day, during workouts and beyond
With heart rate, you can better measure calorie burn, and use zones (fat burn, cardio, and peak) to find the right workout intensity for your goals
With sleep stages powered by PurePulse heart rate, automatically track your time spent in light, deep and rem sleep (coming soon) and take steps toward a better night's rest
Receive call, text and calendar notifications on display, so you never miss the messages that matter
Automatically track your steps, distance, calories burned and active minutes with up to 7 days of battery life Operating temperature: 14 to 113 Degrees F, Maximum operating altitude: 30,000 feet