This is a new Essential Oil Nebulizing Diffuser scent machine. The fragrance diffuses through atomization, which helps to reduce dust, pet dandruff allergens and other non-biological allergens in the air. Without water, it can stand freely or be installed on the wall for HVAC. Specification: Color: white Material: PP Model: PRO300 Voltage: 12V Boundary dimension: 170x80.5x206mm Power: 7.5W Noise: 30dba Capacity: 300ml Weight: 0.9kg Coverage: 300-400m Applicable scenarios: hotels and supermarkets. Bookstore, gym, KTV, home, office Usage: 1. Add essential oil 2. Turn on the power 3. Set the local time 4. Set the required working time Method of adding essential oil: insert the key, turn it 90 degrees anticlockwise to unlock, pull out the atomizing device upward, turn it anticlockwise to open the essential oil bottle and add essential oil Features: 1LCD, touch key 2.Nano atomization, strong diffusion ability 3.Easy to operate and install 4.The essential oil can be changed by extraction without removing the cover 5.Programmable timer system Package Includes: 1x Diffuser Scent Machine 1xUser