Coordinates dust-collection control for up to 2 micromotors or lathes. Micromotor or lathe automatically turns on dust collector. Built-in “Dust Delay Time” allows dust collector to remain on for a few seconds to clear dust in the air after micromotor or lathe stops. Available option: Air handpiece/dust collection control. Available in 100-volt, 115-, 220-, and 240-volt models.