Check the listing for details. 1000ml Smart WiFi Home Scent Diffuser HVAC Essential Oil Aroma Machine. Color: White, Condition: New, Made in China. Listed at 152.60 USD. This Is a New Essential Oil 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: Sheet Metal, Aluminum Voltage: 12v Power:16w Working Frequency: 50 / 60 (Hz) Capacity: 800ml Coverage: 2500-4000m³ Decibel Value:45dba Weight:4..2kg Size:28*12*28cm Features: 1.Lcd, Touch Key 2.Nano Atomization, Strong Diffusion Ability 3.Easy to Operate and Install 4.Super Large Area Coverage Package Included: 1x Diffuser Scent Machine How to Use？ Note: -Please Allow 1-3mm Differs Due to Manual Measurement. -Due to the Different Display and Different Li.