Dear customers, there are so many products in this shop, you can choose your favorite products here. We will provide you with quality products and services. If you have any questions about the product, please contact us in time.Range: 0-1300 micronResolution: 1 micronUnite: um, mm, milCalibration stepClick CAL 4 times to enter NFE modeClick CAL 6 times to enter Fe modeWhen the display reads 0, put the probe on the plate.When the display reads 50, put 50 um film on the plate and click the POWER button to test.Repeat these steps for 100, 250, 500 and 1250.When the display reads AIR, switch the probe into AIR mode, then click the POWER button to calibrate - do not place the probe on the plate.Probe TypeFe+Nfe Metal ProbeBattery Type2 x 1.5 V AAA (not included)Accessory CalibrationFilms (50 um, 100 um, 250 um, 500 um,1000 um)Aluminium plate + Steel PlatePackagingOriginal packagingRM12821748695742544