Air output AC/4000c.c./min. DC/1500c.c./min
Twin outlet, AC/DC with air control knob Adjustable air output
Watt: 6W

This series can change automatically between AC and DC, which avoids the trouble caused by power cut. Under 220V AC adjustable air flow, it can reach 4000cc/Min x 2, suitable for big tank. When it is run under DC the operate time will depands on the quality of battery.