Approved for dust Class H in accordance with UK HSE Standards. High level of protection from harmful dusts. Variable strong suction power. Durable; heavy duty; long-lasting polypropylene tank. Affordable compliance and protection V-TUF H CLASS MIDI SYNCRO 110 connects to your power tool and works in conjunction with it; to remove and contain the harmful dust from the source. The robust 1800 watt (Max) power take off electric control circuit has been rigorously factory tested to 4000 watts momentarily to ensure reliability. Note: Do not use power tools that are rated above 1800 watts! V-TUF H CLASS MIDI SYNCRO 110 will start when you start your power tool; and stop shortly after you turn your power tool off; to clear the dust in the suction line. V-TUF H CLASS MIDI SYNCRO 110 has a powerful 1400w Twin Turbine bypass suction 110v motor; a 21 Litre IMPACT resistant waste collection tank. The powerful suction along with the full H-Class certification offers maximum dirt removal whilst saving lives from fatal dust inflicted diseases.