3 Projection Templates Included Runs Up to 12 HoursPlays Multiple Gently SoundsProjects on Ceiling With NOW® Solution's Sleepy Puppy Diffuser you can send your little ones off to sleep with the soothing sights, sounds and scents of nature. This BPA-free diffuser doesn't utilize heat, so there's no risk of burns. All you need is tap water and your favorite essential oils to create a soothing environment that's ideal for a good night's sleep. With three projection templates, ultrasonic misting and restful nature sounds, out Sleepy Puppy Diffuser will make bedtime something the kids will actually look forward to Projections Includes 3 Interchangeable Templates: FlowersNight SlyClouds & Kites Ultrasonic Misting Our Sleepy Puppy Diffuser uses high frequency ultrasonic technology that vibrates water inside the unit into an ultra-fine mist. When essential oils are added, they are dispersed into the air, providing immediate aromatherapy while helping to ionize the air. It's the perfect addition to any child's room for a relaxing and peaceful nighttime routine. Restful Nature Sounds Choose from: Birds ChirpingRiver WaterForest SoundsSoft Wind Volume Control. Specifications Model: 7484 Color: Light Brown / Dark Brown Misting Modes: Continuous / Off Light Modes: Warm White / Color Light Colors: Rotating / Fixed / Off / Red / Green / Blue Water Capacity: 160 ml Coverage: Up to 400 Sq Ft Power: 5 V USB Dimension: 5.5" x 6.25" x 5.375"