Description: 【Roomy Working Range】The fragrance machine with 140ml essential oil bottle capacity is designed for large area fragrance coverage from 30 to 200 cubic metre. 【Easy to Operate】For Aroma Diffuser, wall mounted and tabletop 2 in 1 designed. Simple setting for work period, working mode and interval spray for customized needs. Date days setting (days), time period setting (hours), interval spray (15 minutes at most), concentration adjustment (5 seconds to 15 seconds) 【Quiet Design】Silent Waterless Essential Oil Diffuser produces less than 35dB of noise, which does not disturb your daily life, rest, and work 【Wide Applications】Essential Oil Dispenser used for meeting rooms, shopping malls, toilets, airports, cinemas, homes, bedrooms, offices, yoga rooms, hotels, clubs, etc. 【Bedroom Use】Room Diffuser perfect for nighttime in the bedroom, which making it easy to fall asleep and ensures you'll feel relaxed Specification: Essential Oil Bottle Capacity: 140ml Power Supply: American 110V or 3x D battery(does not include) Size Chart: 13cmx15.5cmx6cm/5.12inchx6.10inchx2.36inch Package Includes: 1 Essential Oil Diffuser (American 110V) Note: Please allow slightly errors due to manual measurement and different monitors.