Attributes

Brand	-
Category	Robotics / STEM Teaching Tools / Sensors
Origin	-
Model Number	GY-511
Chipset	LSM303DLHC
Operating Voltage	3.3V - 5V
Communication Interface	I2C
Accelerometer Axes	3-Axis (X, Y, Z)
Magnetometer Axes	3-Axis (X, Y, Z)
Accelerometer Range	±2g / ±4g / ±8g / ±16g
Magnetic Field Range	±1.3 to ±8.1 Gauss
PCB Dimensions	14mm x 19mm
Weight	2.5g

6 reviews

Anonymous

Mar 28, 2026

Rating: 5/5

Exceeded expectations

For such a small module, the precision is impressive. Integration with Raspberry Pi was straightforward using Python libraries.

Anonymous

Mar 26, 2026

Rating: 5/5

Perfect for Arduino Projects

This sensor module works flawlessly with my Arduino Uno. The I2C communication is stable, and the library support is excellent. Great value for the price.

Anonymous

Mar 25, 2026

Rating: 4/5

Solid performance

The sensor responds quickly to changes in position. Just make sure you use a logic level shifter if your microcontroller runs at 5V strictly, though it seems tolerant.

Anonymous

Mar 20, 2026

Rating: 5/5

Great for learning robotics

Bought this for a university robotics project. It's compact, easy to wire, and provides all the data we needed for orientation tracking.

Anonymous

Mar 20, 2026

Rating: 5/5

Reliable and robust

We have used dozens of these in our workshop. They hold up well to frequent prototyping and desoldering. Highly recommended for educators.

Anonymous

Mar 04, 2026

Rating: 4/5

Good accuracy after calibration

Initially, the readings were a bit off, but after running a proper calibration routine, the compass and accelerometer data are very reliable for my DIY drone.

5 FAQ

Q: Can I use this underwater?

A: No, this module is not waterproof or water-resistant. It should only be used in dry environments unless you provide your own waterproof enclosure.

Q: Is this module compatible with 5V Arduino boards?

A: Yes, the GY-511 module typically includes a voltage regulator and level shifting, making it safe to use with 5V systems like the Arduino Uno.

Q: What is the update rate of the sensor?

A: The update rate depends on the configuration settings you choose via the I2C registers, but it can typically go up to 100Hz for both accelerometer and magnetometer data.

Q: Does this come with a library for ESP32?

A: While we do not provide a proprietary library, this sensor is widely supported by open-source communities. You can easily find compatible libraries for ESP32 in the Arduino IDE Library Manager.

Q: How do I calibrate the magnetometer?

A: Calibration usually involves rotating the sensor in all directions while recording min/max values for each axis. Many example sketches available online demonstrate this process specifically for the LSM303DLHC.

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