FG33+ is an upgraded 3-axis magnetometer sensor with a  Compact &  Light design. The sensor has GPS and an automatic SD card data logger with a USB mass storage interface inside. Its begginer friendly and easy to use.
 
Specification:
– 0.1 nT sensitivity per each axis with up to 33 Hz sample rate
– 12V supply
– digital output (UART)
– IP65 protected (Up to 20m underwater)
 
Dimensions:  9.8cmX9.8cmX8.9cm