For sale is Nano Meter- Negative Ion Tester. The Ion tester is a high performance ion tester which is designed to measure anion (negative ion) generated by natural ores and ceramics goods.  Comes in strong leather packaged box.   NO ONE CAN BEAT OUR PRICE FOR SUCH A QUALITY PRODUCT ON THE NET - WE GUARANTEE SCROLL DOWN FOR MORE IMAGES We are online 24 x 7   We buy in bulk direct from the source - You enjoy the savings   General Specification The natural ores always contain little natural radiation energy just like our  environment. This energy effect the moisture content of the air to bring to anions. ●The sensor of tester is GM-Tube. It counts the signal to transform the amount of anion onto the screen of the tester. ●The Tester is only used to measure Negative ions (Anions) ●The Ion tester have 5 measurement modes. 1, Standard Method: Count the average amount between 20 seconds.  2, Simple Method: Count the average amount between 10 seconds. 3, Average Method: Count amount of average amount between    seconds.  4, Moving average Method: Count the moving average between 36 seconds. 5, Anion Check Method: Check the availability of the anion.   How to measure   ● Push the start button to start measurement ●The negative ion count is displayed when the measurement is complete ●Push the start button to stop measurement. ●The detector on the back side of the body has to maintain contact with the pendant or the item that needs to be tested. ●Push the mode button to change the mode. ●Push the power button for 2 seconds to turn the power off.                                                                     We are the Wholesale Distributor of these Products - If you would like to become our Reseller / Agent, please contact us We are online 24 x 7