Features:
- Brand new and high quality.
- HMC5883L module (three-axis magnetic field module).
- Use the chip: HMC5883L.
- Power supply: 3-5V.
- Communication modes: standard IIC communication protocol.
- Measuring range: ± 1.3-8 Gauss.
- Size: 1.5cm x 1.8cm.
Package Included:
- 1 x HMC5883L Compass Magnetometer Sensor Module
Sumber: http://www.aliexpress.com/item/HMC5883L-3-Axis-Electronic-Compass-Magnetometer-Sensor-Module-3V-5V-For-Arduino-47168/32354584461.html