To unlock cap: Turn counterclockwise 2 clicks. Lock cap, after use. For use in air: Hold can upright. Spray towards the center of the room. To deodorize: Spray on surfaces as needed. To disinfect hard non-porous surfaces: Pre-clean surface. Spray until thoroughly wet. Leave for 5 minutes to disinfect. Air dry. Rinse toys and food contact surfaces with potable water after use. Do not use on polished wood, painted surfaces, or acrylic plastics.