性能
| 活动时间（检测全天所有运动） |
Y |
| 睡眠品质 |
Y |
| 振动马达 |
Y |
| 内存容量 |
30 day(s) |
| 内置计步器 |
Y |
| 加速度计 |
Y |
| 闹钟 |
Y |
| 消耗的卡路里 |
Y |
设计
| 肩带最小长度 |
139.7 mm |
| 肩带最大长度 |
236.2 mm |
| 腕带尺寸 |
L |
| 表带材质 |
Elastomer |
| 防泼溅 |
Y |
| 控制类型 |
Sensor |
系统要求
| 可支持的Mac操作系统 |
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 |
| 可支持的手机操作系统 |
iOS, Android |
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.
