brand new and high quality Features: Take advantage of high voltage, use dry air or oxygen in the air as for raw material to produce ozone. 1 layers design with rapidly sterilization, it it effectively kill bacterial propagules and spores, viruses, fungi, etc., without any residual and secondary pollution, safe to use. With high vitality, wide range and fast, it eliminates odors and freshening stale air. Providing you a refresh and clean environment with low power consumption, power save. Small size and portable, easy for professional DIY use. Suitable for dryer, dishwasher, refrigerator, electronic shoe cabinet, public places, industry and so on. Ozone generator only, other accessories demo in the picture is not included! Specification: Material: Aluminum and ceramic Optional working voltage: AC220V/AC110V Output: 5g / H O3 Working frequency: 50-60HZ Power: 50W Size: Ozone generator: 150 x 55 x 70mm/5.91 x 2.17 x 2.76in Ceramic plate: 105 x 50 x 1mm/4.13 x 1.97 x 0.04in Color: As picture shown Quantity: 1 Pc Attention: 1. When using this ozone generator, better to use an electrical fan. and strictly forbid people working in the house with ozone in high concentration. The output high voltage is dangerous. you are strictly forbidden to for touch it in any way when it is working. 2. Clean the ceramic plate with ethyl acohol every month, and use it when it fully dry. In this way, to gurantee normal ozone. Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1x Ozone Generator