![enter image description here][1] ![enter image description here][2] **Description**: This is a breakout board for Honeywell’s HMC5883L, a 3-axis digital compass. Communication with the HMC5883L is simple and all done through an I2C interface. There is no on-board regulator, so a regulated voltage of 2.16-3.6VDC should be supplied. The breakout board includes the HMC5883L sensor and all filtering capacitors as shown. The power and 2-wire interface pins are all broken out to a 0.1" pitch header. **Features**: Simple I2C interface 2.16-3.6VDC supply range Low current draw 5 milli-gauss resolution For more detail and Documents, Please visit: http://www.sparkfun.com/products/10530 [1]: /editor/20160717/578baa74231bb.png [2]: /editor/20160717/578baa787b820.png