DIY Air Purifier Mini Air Fresher Ozone Generator DC12V for Household Features: Made of ABS material, it is durable and resistant to damage. Mainly used for indoor or indoor air purification and disinfection. It is suitable for household air purification and disinfection, wardrobe disinfection, ease of bathroom odor, fruit and vegetable preservation. DIY ozone air purifier is very suitable for household water purification equipment, air purification equipment, household appliances equipment. It is very convenient e and install, keeping the air clean. Specifications: Condition: Material: ABS Input voltage: DC12V Ozone concentration: 200mg/h Working battery: 350-42mA Power: <6W Size: approx. 6.4*2.3*3cm / 2.5*0.9*1.2in Input Voltage DC12V Work frequency 50Hz/60Hz Output Voltage 2.5KV AC Ozone density 200mg/H Power ＜8w Use temperature range  -10℃~+60℃ Use humidity range 35%~85% Storage temperature  -20℃~+70℃ High temperature specialty No electricity, under temperature 70 degree environment, no abnormal phenomenon is placed after 72 hours Low temperature specialty No electricity, under temperature 70 degree environment, no abnormal phenomenon is placed after 72 hours Up to earth test At 100cm above the ground, free fall into the wood, can still work normally. Package list: 1 * Ozone Generator 1 * English Manual Note: 1. The product has a single working time of no more than 30 minutes. 2. After 20 minutes of work, it takes 5-10 minutes to dissipate heat, which is beneficial to extend the service life of the product. 3. AC power supply does not need to be divided into zero line / live line, direct power supply to the power supply: red line access "+12V", red line access "-12". 4. Ozone ceramic sheets are easily damaged. Do not press hard. When using electric soldering iron to solder ozone, please pay attention to setting the temperature to about 350-400 degrees. When welding the ozone sheet, the welding time should not exceed 2 seconds to avoid damage to the ceramic sheet.