Performance
| Alarm clock |
Y |
| Calories burned |
Y |
| Active minutes |
Y |
| Quality of sleep |
Y |
| Vibrating motor |
Y |
| Memory capacity |
30 day(s) |
| Pedometer |
Y |
| Accelerometer |
Y |
Design
| Splash proof |
Y |
| Minimum strap length |
139.7 mm |
| Maximum strap length |
236.2 mm |
| Band size |
L |
| Band material |
Elastomer |
| Control type |
Sensor |
System requirements
| Mac operating systems supported |
Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks |
| Mobile operating systems supported |
iOS, Android |
Operational conditions
| Operating altitude |
0 - 9144 m |
Power
| Battery life |
5 day(s) |
| Charging time |
2 h |
Additionally
| Wireless technologies |
Wireless |
OLED, accelerometer, Bluetooth 4.0, Large
<b>All-Day Activity</b>
Track your steps, distance, calories burned, active minutes, hourly activity & stationary time.
<b>Reminders to Move</b>
Fitbit Alta™ helps you stay active throughout the day by giving you friendly reminders to move and celebrating when you do.
<b>SmartTrack™</b>
Fitbit Alta™ automatically recognizes and records exercises for you, so you can keep track of your workouts without ever pushing a button.
<b>Tap Display</b>
Get instant access to your stats, the time and smartphone notifications on the slim OLED display.
<b>Call, Text & Calendar Alerts</b>
See smart notifications at a glance to keep your phone out of sight and your goals in focus.
<b>Long Battery Life</b>
Wear your wristband up to 5 full days and nights without needing a charge.
<b>Accessory Bands</b>
Easily customize your Fitbit Alta™ tracker with different metal, leather or classic bands that fit your personal style.
<b>Clock Faces</b>
Choose from a variety of clock faces and pick between vertical or horizontal layouts to see stats your way.
<b>Auto Sleep Tracking</b>
Fitbit Alta™ automatically tracks how long and how well you sleep, so you can see your sleep trends and get on a better routine.
<b>Silent Alarms</b>
Set a silent alarm in the Fitbit app and Fitbit Alta™ will vibrate to wake you peacefully.
