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Track your time in light, deep, and rem sleep stages.
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Also based on your heart rate, time asleep, restlessness, and breathing, sleep score helps you better understand your sleep quality each night.
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Use 24/7 heart rate tracking to better track calorie burn, optimize effort during workouts, see your resting heart rate trends and cardio fitness level in the Fitbit app.
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Store and play 300+ songs—plus control Spotify from your wrist. Subscriptions required.
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Use built-in amazon, Alexa, to get quick news, info and weather, set bedtime reminders and alarms, control your smart home gadget, and more—just by speaking to your watch.
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Works around the clock with a 5+ day battery life.
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Varies with use and other factors.
Fitbit FB507BKBK Versa 2 Health & Fitness Smartwatch with Heart Rate, Music, Ale
Brand Fitbit Manufacturer Fitbit Colour Black/Carbon Item Height 0.47 Inches Item Width 1.59 Inches Standing screen display size 1.34 Inches Item model number FB507BKBK Power Source Battery powered Operating System Android Are Batteries Included Yes Lithium Battery Energy
Content
0.65 Watt Hours Lithium battery Weight 1.7 Grams Number of Lithium Ion
Cells
1 Number of Lithium Metal Cells 1 Included Components 1x Device, 1x Instruction manual, 1x Extra strap, 1x Charging Cable Manufacturer Fitbit Manufacturer Contact 000 800 050 1057 (10AM - 9PM, All Days) Product Dimensions 3.96 x 4.04 x 1.19 cm