Item Type: Home Aromatherapy Machine_x000D_Material: Iron_x000D_Weight: Approx. 2877g / 101. 5oz_x000D_Product Size: Approx. 22. 5x18. 2x9cm / 8. 9x7. 2x3. 5in_x000D_Battery (Shipped with Built In Battery) : For CR2032 Model, Lithium Manganese Button Battery x1, 220mah_x000D_Operation Mode: Touch Button, APP_x000D_Installation Mode: Flat, Wall Hanging, External Connection_x000D_Essential Oil Capacity (Shipped Without Liquid) : 200ml_x000D_Application Range :300-500m3_x000D_Noise: < 42dba_x000D_Application: Hotel, Family, Physiotherapy, Hot Spring Resort, Sauna, SPA, KTV, Leisure Club 1Physical Atomization Technology: The use of advanced physical atomization technology, liquid essential oil into gas, and through the auxiliary air flow, so that the aroma quickly diffused into the environment, can maximize the efficiency of fragrance coverage 2Intelligent Dynamic Light: Home aromatherapy machine has intelligent dynamic light, according to the amount of oil display different colors of breathing lights 3AP Hotspot Mode: Smart APP, one button network connection, AP hotspot mode configuration, can be used without Wifi. Memory switch, energy saving, low consumption, long use time 45 Groups of Modes: Press the mode key to turn the page first, and then press the set key to switch. You can set the startup time, shutdown time, work and week combination setting, spray time and spray pause time. Clock setting, 24 hour system and oil capacity consumption parameter setting operation, spray frequency setting 5Widely Used: Aromatherapy machine is suitable for large room, office, home, bedroom, etc. , can meet the needs of different people