Add to the cool, calm vibe of any space with this Serene House Galaxy ultrasonic aromatherapy diffuser. Cutout details 7 color-changing LED light bulb options 60, 90- or 120-minute timer settings 4-hour run time with automatic shut-off Note: for use only with essential oils (not included) 5.75"H x 3.5"W x 3.5"D Metal, plastic Coverage area: up to 100 sq. ft. 3-oz. capacity Uses LED light bulb (included) 5-ft. 3-in. cord length Hand wash Model no. 161201003 Size: One size. Color: White. Gender: Unisex.