New Plasma Air Ionizer Purifier Anion Negative Generator Needlepoint Ionization Remove Smoke Dust Odor for House HVAC Commercial Note: Before using, please study the ensuing terms carefully. Make yes that the end of the needle is upright and no items contact button of the ability delivery have a line&;s the ground wire . Please do not connect with the floor cord to the plate ,it&;s too shut is probably arcing and leading to burn, please kindly are conscious of it . Do not touch the tip of the needle with any objectswhen itworks. In order to increase the carrier life of the product, use it with a fan, and the continual operating time should not exceed 1 hour. It is suggested to use it intermittently, that is, paintings for 1 hour and relaxation for 5-10 minutes. Use environment: temperature should not exceed 30℃, humidity should not exceed 80%. Do now not touch the high-voltage end6. This is an accessory product for DIY lovers choose the proper voltage ,there are ,AC110V ,AC220V,DC12V version in stock you have bulk order,we may also help customize diversified sizes and OEM/ODM service. The applicable test news and power proven just for reference. The particular check result is related to the confirm distance and the precision of the instrument. If you have any questions, please contact our online service. Enjoy your browsing in our shop and have nice day. Specs:Power: <10-15WInput voltage: AC220V-50HZ/60HZ,Output voltage: DC-15KV±0 ion concentration: 200 million/cm⊃3;Power cable length: about 1