1 PCS Mini Car Air Ion Tester Meter Counter - LCD Display Negative Ion Detector for Air Purifier, Home & Office Air Quality Monitoring - Perfect for Travel, Wellness Spaces & Indoor Air Testing

Product Description

Descriptions: This instrument is a qualitative product, rather than quantitative products, because of the accuracy, only suitable for testing values of negative ion air purifiers and negative ion generator, and there are certain floating customers, if you mind, choose others please, thanks. Specification: Power supply: 2 x 1.5V LR44 button battery(built-in) LCD Display: Maximum reading of 1999 Test range is between 1x10000 to 1999x10000 ions/cc Resolution:1x10000 ions/cc Dimensions: 8 x 3 x 1.3cm/3.15 x 1.18 x 0.51inch Weight: 89g Note: 1. This instrument is a-high impedance measuring meter, it must pay attention to moisture when using and collecting, if moisture appeared then testing is unstable, reading disorder and other problems, then the available hair dryer or drying in the sun. 2. When the battery runs low battery symbol appears, it should open the back cover to replace the battery with the specifications and attention battery polarity. 3. If you need to get a more accurate ion content or measured ion content in the environment less than 10,000 (ions / cc) of the following, choose other anion detector please. Package Included: 1x Air Ion Tester 1 x Blue wrist strap Note:The product has 2 built-in button batteries. In addition, four external button batteries are needed, but the four external batteries are not included.