TLV493D 3-Axis Magnetometer Breakout Board Adafruit TLV493D 3-Axis Magnetometer Breakout Board is designed for detecting magnets in three dimensions. This magnetometer can measure magnetic fields and track nearby magnets' movement. The TLV493D magnetometer offers digital output via a 2-wire-based standard I2C interface with up to 1MBit/sec and 12-bit data resolution for each measurement direction. This magnetometer is also outfitted with SparkFun Qwiic compatible STEMMA QT connectors. The TLV493D magnetometer is RoHS2 compliant and is available in 25.4mm x 17.8mm x 4.6mm dimensions.