This ER-38 Dynamical Tuned Gyro System for Surveying has the below features:

1, automatically north seeking, no need to find north in well site and drift correction.

2, In-time data is the real data, no special treatment after measurement.

3. easy operation by man-computer communication by USB, Windows XP/Vista operating environment.

4, measure the CCL magnetic orientation curve, directly used for depth correction.

5, monitor the temperature of the well.