ITEM NAME:HMC5883L Module Magnetometer Triple Axis Compass Magnetic Sensor Replace Board Descriptio n Description: 100% brand new and high quality. Fine workmanship and long service life. Immersion Gold PCB, machine welding process to ensure quality. HMC5883L module (three-axis magnetic field module). Communication modes: standard IIC communication protocol. Specifications: Name: HMC5883L Module Model: GY - 271 Use Chip: HMC5883L Power Supply: 3-5v Measurement Range: Â ±1.3-8 Gauss Package Included: 1 *Â GY-271 HMC5883L Digital Compass Module Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! HMC5883L Module Magnetometer Triple Axis Compass Magnetic Sensor Replace Board.HMC5883L module (three-axis magnetic field module). Use Chip: HMC5883L. 1 GY-271 HMC5883L Digital Compass Module. We'd like to settle any problem in a friendly manner. We want to make sure you are happy with our item.