Saje diffusr with essential oils

5 or 10-hour settings Covers approximately 400 sq ft Optional LED glow Diffuses 100% essential oils Dimensions: approx. (D) 3.5" x (H) 8" or (D) 90 mm x (H) 205 mm How to Use Fill tank with cool water to the max line. Add 10-15 drops of your diffuser blend of choice to the ultrasonic diffuser.