Lightweight (just 5 lbs), quiet and compact design with 3 stages of filtration including a foam prefilter, a true HEPA filter and a carbon inner filter. For use in rooms of up to 250 square feet. High and low speeds allow for easy airflow adjustments. Maintenance and filter replacement are easy with snap-on filter design. Durable steel construction with a non gaseous powder coat finish. Energy efficient, using just 5 watts of power and can be plugged into a 12 volt DC power supply or in the car with an optional auto adapter kit. Made in Canada.