It has a 800 watt motor with the air flow rate of 4.5 and suction capacity of 2.5 meter cube per minute The lock on button reduces the strain on arms during long duration usage The rubber handle provides a better grip The ergonomic design provides greater comfort and less user fatigue Improved sealing for maximum protection from dust ingress ensuring long tool life Specially designed rubber nozzle to direct air flow 1 years warranty from the date of invoice (does not cover products that are improperly used, abused, altered or repaired, nor does it cover consumable good such as knife blades, Screwdriver Bits, etc.)