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Latest 2017 Mini Air Ion Tester Quality Air Ion Counter to test both positive or negative air ion with additional Blue Clip Grounding Armband
This Air Ion Tester is designed for test high level concentration of negative or positive air ion. The blue clip is a ground connector to make the test reading stable. One end of clip hang on the hand,the other end clamped ground line or water tap. It is effective to test the electric charge on the surface of textile by strict. With it you can estimate whether the sir ion generator or air purifier is working in good state. The reading of ths tester is correlative to the air ion concentration, but not exactly the number of it. In factor, this testercan only provide you a rough measurement to the air ion source. Please don't take it as an precision instructment.
Quality Air Ion Counter measures the number of positive and negative ion in air.
Measure negative air ion in high concentration condition with maximum hold
Measure Range: 10 to 399,900 ions/cm3, Accuracy: ± 5%rdg