1、Built‑in 28 million negative ion and ozone generator module, ozone concentration is 50mg/H. 2、Formaldehyde removal of 99.2% of white grape balls, killing rate of 99.9%, good cleaning effect. 3、The product is small in size and easy to carry, which can be used at home or in a business hotel. 4、Built-in human body sensor, with strict quality control and quality assurance, high safety factor, can be used with peace of mind. 5、The product made of ABS materials, strong and durable, has a long service life. Item Type: Ozone Deodorizing Cleaner Material: ABS How to Use: 1. After power on, press the power button to switch on/off and operation mode. 2 All operating modes: Anion purification mode: The screen displays "anion purification", releasing negative ions. Single screen cleaning mode: The screen displays "manual cleaning" and "20 minutes" after 20 minutes of ozone cleaning, it returns to "negative ion purification mode". Cycle cleaning mode: The screen displays "Manual cleaning" and "Cycle": every 20 minutes of operation, the ozone generator stops for 12 hours. Automatic cleaning mode: standby state: the screen displays "automatic cleaning" & "standby"; Standby State: If the human body sensor has three char siew, the screen displays "automatic cleaning" and flashes "working". Working Status: If the human sensor is not triggered, the aqain function is turned on after the value reaches 120 enters the working mode, and the screen displays "Working": After 20 minutes of operation of the ozone generator, the generator stops working and the device enters the "standby state" , And in the "working state", the human sensor is triggered, the device enters the prepar state. 1 x Ozone Deodorizing Cleaner 1 x Charger 1 x Type-C Charging Cable 1 x User Manual