Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Sensors |
| Origin | - |
| Brand | WitMotion |
| Model Number | JY901B |
| Axes Count | 10-Axis (3-Axis Accel, 3-Axis Gyro, 3-Axis Mag, 1-Axis Baro) |
| Communication Interface | UART/TTL, I2C |
| Operating Voltage | 3.3V - 5V DC |
| Measurement Range (Gyro) | ±2000°/s |
| Accuracy (Angle) | 0.01° to 0.05° (Dynamic) |
| Output Frequency | Up to 200Hz |
| Dimensions | 24mm x 18mm x 4mm |
| Application | Robotics, UAVs, Balance Cars, VR Devices |
Anonymous
Mar 30, 2026
Rating: 5/5
Best IMU in this price range
Switched from a more expensive brand to this WitMotion module and honestly can't tell the difference in performance. The barometer adds a nice touch for altitude hold features. Will buy again.
Anonymous
Mar 25, 2026
Rating: 4/5
Great hardware, software could be better
The hardware quality is top-notch and the readings are very accurate. The Windows software is a bit dated, but since most of us code in Python or C++, it doesn't matter much. Highly recommend for developers.
Anonymous
Mar 19, 2026
Rating: 5/5
Reliable and robust
We have purchased ten of these modules for our makerspace. They hold up well under constant use by students. The vibration resistance is impressive, making them suitable for motorized applications.
Anonymous
Mar 18, 2026
Rating: 5/5
Excellent precision for robotics projects
I used this sensor for a self-balancing robot and the angle data is incredibly stable. The fusion algorithm inside the module works great out of the box. Setup with Arduino was straightforward using the provided library.
Anonymous
Mar 17, 2026
Rating: 4/5
Good value, minor calibration needed
The sensor provides smooth data for my custom drone flight controller. Had to spend some time calibrating the magnetometer due to nearby metal components, but once done, the heading lock is solid. Great price point.
Anonymous
Mar 07, 2026
Rating: 5/5
Perfect for university projects
Bought this for my senior design project involving motion tracking. The 10-axis data gives us everything we need. The documentation is clear, and the support team helped me resolve a baud rate issue quickly.
Q: Does this module come with connecting wires?
A: Yes, the package includes a 6-pin connector cable for easy connection to microcontrollers like Arduino or STM32.
Q: Can I change the output data rate?
A: Absolutely. You can configure the output frequency from 1Hz up to 200Hz using our configuration software or by sending specific UART commands.
Q: What is the operating temperature range?
A: The JY901B operates reliably between -40°C and +85°C, making it suitable for both indoor and outdoor environments.
Q: How do I calibrate the magnetometer?
A: You can perform an 8-figure motion calibration using our PC software. Detailed instructions are found in Chapter 4 of the user manual included in the download section.
Q: Is there a Python library available for this sensor?
A: While we provide C++ libraries for Arduino and examples for STM32, many users have developed open-source Python wrappers available on GitHub that work seamlessly with the JY901B.
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