High Accuracy. using the most advanced circuit design, single chip microcomputer control, automatic noise reduction,digital filtering to highly improve survey accuracy and stability.
Easy to operate.humanized man-machine interface, built-in all kinds of formulas to read VP, IP, RO, M, TH... parameters.
More Parameters.could measure VP, SP, RO, M, TH....
Complete Equipment.four poles to detect depth, intermediate gradient, combined profile, five poles, three poles etc....about 30 kinds.