This is an ozone deodorizer I purchased on Amazon about 5 years ago for around 14,000 yen. Product dimensions: 24 depth x 17 width x 18 height cm Power source: Corded It's compact and lightweight, making it convenient to carry and store. [5000mg/h Output] Quickly generates a large amount of ozone, providing the ozone concentration needed for deodorization. [Timer Function] Simple timer allows you to set the time from 5 to 30 minutes. [Air Improvement Function] Can eliminate unpleasant odors in the air, such as toilet odors, kitchen odors, cigarette odors, and sweat odors. Applicable to enclosed spaces such as homes, toilets, cars, workshops, conference rooms, and pet shops. [Easy to Use] Simply turn the knob to adjust the preset time of the ozone machine and turn on the ozone output. When using the ozone generator, keep it in a sealed space. Make sure that there are no people, pets, or plants present during operation. After operation, open the windows and ventilate for 30 minutes.