Brand

Fitbit

New sealed Fitbit Sense Advanced Health Smartwatch. Model FB512BKBK Meet Fitbit Sense, the advanced health smartwatch that helps you tune in to your body and guides you toward better health. Assess your heart for atrial fibrillation (Afib) with a compatible ECG app right on your wrist, track & manage stress, better understand your sleep quality and even keep an eye on patterns in your skin temperature. Plus, Sense unlocks a 6-month Fitbit Premium membership for new users which includes personalized tools like Daily Readiness—so you can do what's best for your body. What's Included * Fitbit Sense * Infinity band (small & large * Charging cable Specifications Key Specs * Screen Size
40 millimeters * 
Touch Screen
Yes * 
Operating System Compatibility 
Android, Apple iOS * 
Operating System
Android * 
App Compatible
Yes * 
Global Positioning
GPS, GLONASS
Metrics Measured 
Heart rate, Pace, Distance traveled, Sleep quality, Temperature, Blood oxygen, Calories burned, Hours slept, Duration of exercise, Route, Stairs climbed, Steps taken * 
Water Resistant
Yes
 * Maximum Depth of Water Resistance
164 feet * 
Band Material 
Silicone * 
Series
Fitbit Sense