1. In-line negative purifier, effectively purify indoor 2. Release 200 million negative ions, 360 all-round purification, remove odor, PM2.5, second-hand smoke, formaldehyde, , etc. 3. Two modes, negative intermittent mode and continuous mode, scientific to purify the 4. Suitable for bedrooms, dining rooms, living rooms, bathrooms, offices, etc., to quality anytime, anywhere 5. Especially suitable for children, the elderly, pregnant women and those who are allergic to pollen and odor Specification: Product Name: In-Line Purifier : KY600A Negative concentration: 200 million/cm Rated voltage: 90V-250V Rated frequency: 50/60Hz Rated : 1W Control : in-line Effective range: 30 (no wall blocking) Noise: 20 (dB) Scope of action: in addition to formaldehyde, deodorization, sterilization PM2.5 Product size: 108 x 45.5 x 39mm Plug Type :EU Plug,it applies to Indonesia, Germany, , Spain, and so on. Colour:White Material:ABS Size:108 x 45.5 x 39mm Package Contents: 1 * In-line purifier (EU Plug) 1 * Chinese and English manual Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.