Greisinger-Material-Moisture-Measuring-Device-GMK-210-Greisinger-GMK-210-P-The-Greisinger-GMK-210-is-a-Capacitive-Material-Moisture-Measuring-Device-with-direct-moisture-display-in-percent-It-is-optimally-suited-for-home-&-handicraft-P-P-Depending-on-the-application-it-is-possible-to-display-the-material-moisture-u-or-the-water-content-w-The-humidity-is-measured-by-a-measuring-plate-on-the-back-of-the-device-P-P-With-a-side-mounted-switch-the-measuring-depth-can-be-changed-