Portable air purifier

Electrical parameters: input voltage/frequency AC220V
Output voltage: -0.5--7.5KVd.c when AC220V.
Negative ion concentration: ≥ 5.0x 106PCS/cm3 ± 10% at AC220V (test at 150mm)
Insulation resistance: power cord outer box ≥ 20M 2 (500V DC)
Dielectric strength: power cord to the outer box AC 1800V 60HZ 5mA 3S without breakdown
Rated power <1W
Input current <80mA
Operating temperature range 10C~+60C
Operating humidity range 35%~85%
Storage temperature: -20C~+70C
Humidity resistance: no electricity, temperature of +25"C, relative humidity of 95% environment, placed for 72 hours
No abnormal phenomenon. :
High temperature characteristics: no electricity, no abnormal phenomenon after 72 hours in an environment with a temperature of +70°C
Low temperature characteristics: no electricity, no abnormal phenomenon after 72 hours in an environment with a temperature of -20°C
Drop test: 100cm away from the ground, drop freely on the board, and it can still work normally.