GY-26 Digital Compass Sensor Module - Green (DC 3~5V)
Model: GY-26 - Quantity: 1 - Color: Green - Material: PCB - Measurement range: 0~360 degree - Resolution: 0.1 degree - Measurement accuracy: 1 degree - Repeat accuracy: 1 degree - Response frequency: 25 Hz - Working voltage: 3~5V - Working current: 5V / 15mA; 3V / 8mA - Serial port and IIC output format - Output baud rate: 9600bps - Protocol: RS232 / IIC - Working principle: Two perpendicular Axis from magnetic sensors which can sense the magnetic component of the earth - Great for DIY project http://m5.img.dxcdn.com/CDDriver/CD/sku.149861.rar