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Mini Air Ion Counter negative -ve ion tester with peak hold

$ ~~71.58~~ 64.09 inc 7% GST (Apply to Singapore buyers Only)

Item details

Stock: Stock available
Manufacturer: GMM

Mini Air Ion Tester with Max. Hold

Quality Air Ion Counter to test negative air ion

This new design of mini air ion tester keep the peak value (maximum reading) of negative air ion on the dispay. So, it provide the reading more stable and more easy to read.

DISPLAY

LCD Display: Max reading of 1999.
Overflow and display only "1".
Display "-" means the ions are negative.
FUNCTIONS
Test range is between 1×10000 to 1999x10000 ions/cc
Resolution:1×10000 ions/cc
Tiny shape
Very easy to hang as a necklace
Display concentration of negative air ion
Check Ion Generator
Attention: don't touch the rear square metal of the tester when testing
Power supply: 1.5V x 2 LR44 button size battery
Dimensions:78mm(L) x 27mm(W) x 9mm(H)

Introduction

This Air Ion Tester is designed for test high level concentration of negative air ion of air ion generator. With it you can estimate whether the air ion generator or air purifier is working in good state. The reading of the tester is correlative to the air ion concentration, but not exactly the number of it. In factor, this tester can only provide you a rough measurement to the air ion source. Please don't take it as an precision instrument.