an extremely efficient professional dust collector Momo j403. technical data: 220 / 240v power supply 60w power number of fans 1 usb socket. which prevents it from escaping onto the outside. the grille is made of high quality stainless steel. the dust from the nails goes directly to a special bag. the device is equipped with a suction turbine with a very high efficiency and thanks to this. an extremely efficient professional dust collector Momo j403