USB Charging Portable generator ozone Sterilizer Air Purifier Odor Removal Disinfection The sterilizer can be used do odor removal, sterilization, pesticide residue removal and food storage. Suitable do refrigerator, wardrobe, shoe cabinet, cabinet, car and other small spaces. The sterilization rate is do 99,9%. Characteristics: Suitable do refrigerator, wardrobe, shoe cabinet, cabinet, car and other small spaces. The sterilization rate is do 99,9%. It can be used do odor removal, sterilization, pesticide residue removal and food preservation. Built-in battery power with a battery life of about 7 days. One key do remove odor, microcomputer control, intermittent cycle operation. Ozon is produced by a corona discharge at a concentration of about 2000 μg per hour. It reacts quickly for 15 minutes in 2m³ space. Placed in any airtight space, it can remove unpleasant odor even if it is not ventilated. Specification: Item Type: Portable Ozone Sterilizer Material: ABS Space of use of the beast: 2m³ Working principle: Ozone sterilization and deodorization Power Supply: USB Charging Battery capacity: 500mah 3,7v Durability: about 7 days Operating temperature: - 10 ℃ do 65 ℃ Two modes of operation: Power saving mode: Rotate the switch, bright green indicator, start working for 30 minutes, then every 55 minutes, work for 5 minutes. Effective mode: Rotate the switch, light blue indicator, start working for 30 minutes, then every 20 minutes, work for 30 minutes. (In working conditions, the indicator light is always on, while in standby mode the indicator light flashes. ) Product Size: Diameter: Ok. 7 cm / 2,8 inch, height: 1,5 cm / 0,6 inch Product weight: ok. 134g / 4,7 oz List of packages: 1 x Sterilizer The concentration of ozone produced by the sterilizer is less than 2 mg / m³, which will not affect the human body. Ozon ma grass flavor, while strongly oxidizing. Please don't come near me to suck, so you don't get dizzy. Children cannot touch it ani play with it. Do not place it in the freezer, avoid freezing and affecting the use of the product. The high setting of the sterilizer will double the effect of odor removal and disinfection. Please be aware: