Technical data:

1/Type: membrane button style
2/working environment:suit for the common environment places
3/adapter power input: AC 100-240V, 50/60Hz
4/work power: in-built  6V rechargeable batteries (150mA/h)

5/working voltage: 5-7V DC
6/working current: 60-120mA
7/working time: a sufficient electricity,working time more than 180 minutes
8/speed output: high/medium/low three gears:

- Low speed: about 180 seconds/ml,

- Medium Speed: about 90 seconds/ml,

- High-speed:about 60 seconds/ml
9/work instructions: LED green lights
10/alarm instructions: LED red flashes