![ActiGraph wGT3X-BT ActiGraph wGT3X-BT](https://theactigraph.com/hubfs/Website/Devices/AG_Pictures_Products_wGT3X-BT_Hero.png)
ActiGraph wGT3X-BT®
High Resolution Acceleration Data
The wGT3X-BT is ActiGraph’s proven, legacy wearable device used by researchers around the world for continuous, real-world monitoring of activity, mobility and sleep.
WGT3X-BT's reliable, versatile, and ease-to-use design empowers researchers to collect high-quality data needed to advance your scientific questions.
* 30 Days at default 32 Hz sample rate
** Available upon request
![ActiGraph WGT3X-BT](https://theactigraph.com/hubfs/img_showcase_wgt3x-bt.png)
What's Inside the Watch
![Group (2) Group (2)](https://theactigraph.com/hubfs/Group%20(2).png)
Bluetooth Smart Enabled
![Group Group](https://theactigraph.com/hubfs/Group.png)
Rugged and Durable Design
![display icon display icon](https://theactigraph.com/hubfs/Group%20(1).png)
25-Days Battery Life
ActiGraph wGT3X-BT
Reliable
The wGT3X-BT is ActiGraph’s legacy/original wearable device for continuous, real-world monitoring of activity, mobility and sleep:
- Versatile Wear Locations: wGT3X-BT offers maximum wear position flexibility with options for wrist, waist, ankle and lumbar worn devices.
- Ambient Light Sensor: Integrated light sensor that delivers lux values alongside motion data, providing insights into the relationship between the participant environment and activity and sleep behaviors.
- Wear Time Sensor: Wear time sensor on the back of the device uses capacitive touch technology to automatically detect when a wrist worn device has been removed.
High Resolution Raw Data
Participant raw data can be collected at sample rates ranging from 30Hz-100Hz and transferred directly to researchers for analysis.
![Raw Data Raw Data](https://theactigraph.com/hs-fs/hubfs/Website/Icons/website-icons-devices_raw-data.jpg?width=188&height=188&name=website-icons-devices_raw-data.jpg)
Versatile Wear Locations
wGT3X-BT offers maximum wear position flexibility with options for wrist, waist, ankle and lumbar worn devices, allowing researchers to capture a wide variety of digital measures.
![Wear Locations Wear Locations](https://theactigraph.com/hs-fs/hubfs/Website/Icons/website-icons-devices_wear-locations.jpg?width=188&height=188&name=website-icons-devices_wear-locations.jpg)
Bluetooth® LE
wGT3X-BT can support a variety of wireless features, including heart rate monitoring, proximity detection, and communications with ActiGraph's suite of mobile applications.
![Bluetooth® Smart Bluetooth® Smart](https://theactigraph.com/hs-fs/hubfs/Website/Icons/website-icons-devices_bluetooth.jpg?width=188&height=188&name=website-icons-devices_bluetooth.jpg)
![ActiGraph wGT3X-BT ActiGraph wGT3X-BT](https://theactigraph.com/hs-fs/hubfs/Website/Devices/AG_Pictures_Products_wGT3X-BT_FlatView.png?width=821&height=2400&name=AG_Pictures_Products_wGT3X-BT_FlatView.png)
![Validated Algorithms Validated Algorithms](https://theactigraph.com/hs-fs/hubfs/Website/Icons/website-icons-devices_validated-algorithms.jpg?width=188&height=188&name=website-icons-devices_validated-algorithms.jpg)
Validated Algorithms
Data can be converted into a variety of objective activity and sleep measures using publicly available algorithms developed and validated by members of the research community.
![Ambient Light Sensor Ambient Light Sensor](https://theactigraph.com/hs-fs/hubfs/Website/Icons/website-icons-devices_light-sensor.jpg?width=188&height=188&name=website-icons-devices_light-sensor.jpg)
Ambient Light Sensor
Integrated light sensor that delivers lux values alongside motion data, providing insights into the relationship between the participant environment and activity and sleep behaviors.
![Wear Time Sensor Wear Time Sensor](https://theactigraph.com/hs-fs/hubfs/Website/Icons/website-icons-devices_wear-time-sensor.jpg?width=188&height=188&name=website-icons-devices_wear-time-sensor.jpg)
Wear Time Sensor
Wear time sensor on the back of the device uses capacitive touch technology to automatically detect when a wrist worn device has been removed, simplifying adherence monitoring and data cleaning.
Optimized for Everyday Activity and Sleep Patterns
ActiGraph wGT3X-BT is compatible with
![Woven Nylon Wristband Woven Nylon Wristband](https://theactigraph.com/hubfs/Accessories/accessories@600_woven-nylon-wristband.jpg)
Woven Nylon Wristband
![wGT3X-BT Belt Pouch wGT3X-BT Belt Pouch](https://theactigraph.com/hubfs/Accessories/accessories@600_wgt3x-bt_belt-pouch.jpg)
wGT3X-BT Belt Pouch
![USB Cable USB Cable](https://theactigraph.com/hubfs/Accessories/accessories@600_usb-cable.jpg)
USB Cable
![Elastic Belt Elastic Belt](https://theactigraph.com/hubfs/Accessories/accessories@600_belt.jpg)
Elastic Belt
ActiGraph wGT3X-BT Tech Specs
The ActiGraph wGT3X-BT is designed to deliver exceptional performance in monitoring everyday activities and sleep patterns.
ActiGraph wGT3X-BT Specifications
- Battery Life: 25 Days
- Data Storage: 180 Days / 4GB
- Sample Rate: 30-100 Hertz
- Primary Accelerometer: +/- 8G
- Dimensions: 4.6 x 3.3 x 1.5 cm
- Wear Location: Wrist, Waist, Ankle, Thigh
- Weight: 19 grams
- Communication: USB, Bluetooth® LE
- Water Resistance: IPX7 (1 meter, 30 minutes)
- Warranty: 1 year
ActiGraph wGT3X-BT Measurements
Physical Activity
- Total Movement
- Moderate to Vigorous Physical Activity (MVPA)
- Non-Sedentary Time
- Step Count
- Energy Expenditure
Sleep
- Total Sleep Time (TST)
- Sleep Efficiency (SE)
- Wake After Sleep Onset (WASO)
- Sleep Onset Latency (SOL)
- Sleep Fragmentation Index
The ActiGraph wGT3X-BT is optimized for everyday activity & sleep monitoring
Specifications
- Battery Life: 25 Days
- Data Storage: 180 Days / 4GB
- Sample Rate: 30-100 Hertz
- Dynamic Range: +/- 8G
- Dimensions: 4.6 x 3.3 x 1.5 cm
- Wear Location: Wrist, Waist, Ankle, Thigh
- Weight: 19 grams
- Communication: USB, Bluetooth® LE
- Water Resistance: IPX7 (1 meter, 30 minutes)
- Warranty: 1 year
Measurements
Physical Activity
- Total Movement
- Moderate to vigorous physical activity (MVPA)
- Non-sedentary time
- Step count
- Energy Expenditure
Sleep
- Total sleep time (TST)
- Sleep efficiency (SE)
- Wake after sleep onset (WASO)
- Sleep onset latency (SOL)
- Sleep fragmentation index