
WT901SDCL-BT50 Wireless 9-Axis Attitude Sensor
Elevate your biomechanics and rehabilitation research with our advanced bluetooth motion sensor. The WT901SDCL-BT50 is engineered for seamless full-body tracking, making it the ultimate tool for wireless motion capture in clinical and sports science environments. Integrating a high-precision 9 axis IMU, this module accurately captures complex motion dynamics and spatial orientation. Powered by an advanced kalman filter gyroscope algorithm, it delivers exceptional stability and real-time data recording. Its user-friendly design and lightweight build ensure maximum comfort for subjects during gait analysis, motion training, and complex biomechanical assessments.
Advanced 9-Axis Hardware
Integrates triaxial accelerometer, gyroscope, and magnetometer. This premium 9 axis IMU guarantees precise motion sensing and heading tracking for your projects.
Intelligent Fusion Algorithm
An advanced kalman filter gyroscope fuses data for stable 3D attitude estimation. Perfect for building a reliable bluetooth motion sensor and wireless motion capture system.
Ultra-Precise Attitude Tracking
Achieve 0.2° accuracy and 0.0055° resolution. Driven by a kalman filter gyroscope and 9 axis IMU, this bluetooth motion sensor captures subtle movements for precise biomechanical analysis.
16GB Offline Logging
Record data without a PC using 16GB built-in memory. Ideal for extended wireless motion capture in the field. Easily export your logs via Type-C or manage them directly through the mobile app.
BLE 5.0 Wireless Access
Manage data via your mobile app. This bluetooth motion sensor offers easy record viewing and seamless wireless motion capture logging on the go.
Lightweight & Long Runtime
Weighing only 18.86g, this 9 axis IMU provides 10-20h battery life. Type-C charging ensures reliable, extended mobile measurement.
Geomagnetic Fusion
Improve heading stability. The advanced kalman filter gyroscope fuses geomagnetic data for precise, long-term 9-axis tracking.

Clear Data Output Visualization
Experience seamless data monitoring with our intuitive PC software. This advanced bluetooth motion sensor provides comprehensive real-time data visualization, from attitude angles to quaternions. Equipped with a high-precision 9 axis IMU, it accurately displays acceleration, angular velocity, and magnetic field data on clear, interactive graphs. Driven by a kalman filter gyroscope algorithm, it guarantees smooth and stable readings. With an adjustable output rate of 0.2Hz to 200Hz, it is perfect for demanding wireless motion capture and complex biomechanical analysis, ensuring you never miss a critical data point.
Compact Size
Lightweight bluetooth motion sensor for easy integration.
Easy Setup
Type-C port, LEDs, and a simple control button.
Precise Mounting
12x12mm PCB with standard axes for a 9 axis IMU.
Real-Time 3D Attitude Display
Experience intuitive motion tracking with the main dashboard. This bluetooth motion sensor visualizes roll, pitch, and yaw angles instantly. Featuring an integrated 9 axis IMU, it provides accurate 3D orientation and compass headings. Perfect for real-time monitoring and dynamic wireless motion capture in robotics or engineering projects.
Comprehensive Data Dashboard
Access all telemetry in one unified view. This advanced bluetooth motion sensor displays acceleration, angular velocity, magnetic fields, and quaternions. Driven by a kalman filter gyroscope, it ensures high-accuracy motion data. Ideal for engineers requiring precise readouts and magnetic field calibration for seamless system integration.
Structured Data Logging List
Streamline your analysis with this structured table view. It records timestamped readings for all 9-axis metrics. Easily track, filter, and configure multi-axis data for precise motion profiling. A robust solution for researchers conducting extensive wireless motion capture using our advanced bluetooth motion sensor.
Dynamic Waveform Analysis
Visualize dynamic motion with real-time graphing tools. Monitor continuous acceleration and angular velocity curves generated by the 9 axis IMU. This feature is essential for vibration analysis and verifying your kalman filter gyroscope algorithms. Optimize your wireless motion capture setups with instant visual data feedback.
Customizable 3D Motion Tracking
Bring your data to life with interactive 3D visualization. Watch custom models, like this vehicle, mirror the exact orientation of the bluetooth motion sensor in real time. Powered by a high-precision 9 axis IMU, it offers an intuitive way to monitor spatial movements for autonomous vehicles and advanced wireless motion capture.
Raw Data & Command Terminal
Unlock deep-level control with the raw HEX data monitor. Send custom configuration commands and analyze precise serial data streams from your bluetooth motion sensor. This robust terminal allows developers to fine-tune the kalman filter gyroscope parameters and troubleshoot advanced 9 axis IMU integrations at the protocol level.

Application Scenarios
01 Smart Rehabilitation Tracking
Accelerate physical therapy with our reliable bluetooth motion sensor. Easily attach to limbs to track precise mobility, range of motion, and joint angles. The advanced 9 axis IMU ensures highly accurate data during recovery exercises. This system is perfect for wireless motion capture and remote patient monitoring, helping therapists tailor rehabilitation plans and track progress effectively.
02 Ergonomic Workplace Analysis
Improve warehouse safety and ergonomics by tracking lifting postures. Our lightweight bluetooth motion sensor monitors torso angles and acceleration in real-time. Powered by a kalman filter gyroscope, it accurately logs movement data and alerts users to risky bending. Reduce workplace injury risks and optimize worker movements with continuous, long-lasting motion analytics for industrial applications.
03 Advanced Golf Swing Analysis
Clip our compact bluetooth motion sensor to any golf club for detailed swing insights. The high-precision 9 axis IMU captures clubhead speed, rotation, and precise swing plane data. Perfect for athletes looking to improve consistency and distance. Enjoy real-time feedback via the mobile app for accurate wireless motion capture during your outdoor practice sessions.
04 Precision Punch Tracking
Track punch velocity, power, and rotation with our lightweight bluetooth motion sensor. Equipped with a dynamic kalman filter gyroscope, it accurately measures wrist angles and impact force during heavy bag drills. A highly valuable wireless motion capture tool for combat sports training, coaching, and performance optimization, allowing athletes to refine their technique and prevent injuries.
05 Tennis Racket Dynamics
Mount our compact bluetooth motion sensor on the handle to analyze your tennis strokes deeply. This 9 axis IMU delivers real-time feedback on racket trajectory, swing speed, and impact angles. Enhance your training and master your technique. With long battery life and easy Type-C charging, it is the ultimate wireless motion capture tool for serious tennis players.
06 Immersive VR Gaming Experience
Elevate interactive gaming with our ultra-responsive bluetooth motion sensor. Delivering ultra-low latency data, the module enables true wireless motion capture for your virtual avatar. The advanced 9 axis IMU ensures 1:1 natural hand movements and seamless gameplay integration. Features a comfortable strap design and Type-C charging for endless hours of immersive VR fun.
07 Strength Training Velocity Tracking
Mount our durable bluetooth motion sensor to barbells or gym racks for accurate velocity-based training. Capturing precise bar path and movement speed, this kalman filter gyroscope system provides actionable biofeedback to help athletes optimize lifting performance. Real-time data streaming helps prevent overtraining and ensures perfect form during heavy lifts.
08 Full-Body Biomechanics Capture
Create a full-body tracking system using our compact bluetooth motion sensor modules. Ideal for clinical research and biomechanics, the precise 9 axis IMU provides highly accurate skeletal mapping. Achieve reliable, multi-node wireless motion capture without the constraints of optical cameras. The lightweight design and long battery life allow for unrestricted, natural movement during complex studies.
09 Racing Simulator Telemetry
Upgrade your sim racing rig with our bluetooth motion sensor for direct steering wheel telemetry. The highly sensitive kalman filter gyroscope captures exact steering angles and sharp inputs. Experience accurate motion feedback and advanced performance data to improve your lap times. Easily mounted with a secure strap, it offers seamless wireless integration for next-level racing simulation.
| Product | WT901SDCL-BT50 |
| Battery | 200mAh, Operating Voltage: 5V (Type-C USB) |
| Current | Working current <10mA, Standby current <50uA |
| Communication | Type-C USB Serial, Bluetooth 5.0 |
| Measurement | 3-Axis (Acceleration, Gyroscope, Angle, Magnetic field), Quaternion |
| Range | Acceleration: ±16g, angular velocity: ±2000°/s, Mag field: ±2Gauss, Angle: X/Z ±180°, Y ±90° |
| Resolution | Acceleration: 0.5mg/LSB (2048LSB/g), angular velocity: 0.061(°/s)/LSB, Mag field: 0.0667mG/LSB, Angle: 0.0055°/LSB |
| Accuracy | X, Y axis: 0.2°, Z axis: 1° (no magnetic field interference and after calibration) |
| Output content | Time, Acceleration, angular velocity, Angle, Magnetic field |
| Sampling Rate | 0.1Hz-200Hz |
| Baud Rate | Virtual serial port, Auto-adaptive baud rate, up to 2Mbit/s |
| Usage time | 10 hours |




