Model

Power

Output

Pressure

Decibel

Voltage

Frequency

Size(mm)

9950
Single battery

2W

2*2.5L/min

16Kpa

≤30db

DC 5V

50/60Hz

130*90*50mm

9950
Double battery

2W

2*2.5L/min

16Kpa

≤30db

DC 5V

50/60Hz

130*90*50mm

9970

3.5W

2*4L/min

20Kpa

≤30db

220V-240V

50/60Hz

223*145*100mm