-
-
Type of measurement: positive ions in the air, negative ions Measuring range: Optional Application fields: indoor and outdoor air negative ion, paint, air purifier, negative ion generator, plate, tile, cloth, etc. Model KEC-900A KEC-990A KEC-900M Measurement range 10 ~1,999,000 100 ~19,999,000 1000 ~199,999,000 L gear 10 ~19,000 100 ~199,000 1000…
-
-
-
-