Wide-Range Triple-Axis Magnetometer Adafruit Wide-Range Triple-Axis Magnetometer is based on Melexis MLX90393 Triaxis® Magnetic Node that measures 16 bits in ranges from ±5mT up to ±50mT in all 3-axes. This sensor, a 3.3V supply, and the level shifter are placed onto a magnetometer breakout board. The triple-axis magnetometer offers a vast range, making it an excellent choice for detecting magnets and magnetic orientation. The Adafruit Wide-Range Triple-Axis Magnetometer comes fully assembled and tested with a small piece of a header for use with a breadboard.