... to delete the data.4. The tripod of ZC206T smart magnetometer can be adjusted according the fact, once you have ... into “COPY FROM 64MB AUDIO” “TO PDA”. Then click “magnetometer”, and click “Copy”, wait 2 or 3 seconds, after finishing ... Note: Don’t delete the software of magnetometer in the extended card, otherwise, there is no backup . Portable prospecting magnetometer, iron ore, metal detector