... to the merits of automatic intelligent work, high-power solar power systems and DC12V, AC220V three intelligent power conversion, ... between the bacteria, virus cross-infection. (4) ULPA filter to eliminate dust and static electricity in the air, automobile ... times. 8: Technical parameters: Power requirements: polymer lithium battery solar 5V600mA 3.8V1500 mA DC12V AC220V Suitable temperature: -20 °C ...