Features:
High quality immersion gold pcb machine welding processes， quality assurance
Name: HMC5883L module (three-axis magnetic field module)
Model: GY-271
Chip: HMC5883L
Power supply 3-5v
Means of communication: IIC communication protocol
Measuring range: ± 1.3-8 Gauss

Package size: 10 * 10 * 1 cm / 4 * 4 * 0.4 in
Package weight: 2 g / 0.1 oz

Package list:
1 * GY-271 HMC5883L Module Electronic Compass Module 3 Axis Magnetic Field Sensor