Refresh the air in your bedroom, office, or nursery with the Levoit Core Mini Air Purifier With Night Light. The 3-stage filtration system traps 99.97% of airborne particles down to 0.3 microns, including hair, lint, and fibers. Cycle through 3 fan speeds with the tap of a button, create a soothing ambience with the built-in night light, and add your favorite essential oil to the aroma pad. The air purifier cleans the air in rooms up to 253 sq ft and efficiently cleans the air in a room 53 sq ft.