About this item * 【 WIFI APP CONTROL丨Configurate Wifi Assistance】 - Download our app: Scent office, then create a scent schedule via WiFi Phone App Anywhere, 0:01-23:59 mon-sun /5 work Time available,work density with 5-300s continouse work/pause; No Worry about connecting Wifi, We Assist configurate wifi 100% once we got your problem. * 【 LARGER COVERAGE AREA 丨TECH-SUPPORT】 - Up to 8000 cubic meters area via HVAC system (detail provided about connect HVAC); Tech support for all problems you meet, just message us * 【 LAST LONG 丨 LONG LIFETIME 】- Stable quality with lowest defect rate and strict quality test with oil before ship, Pumps life time is up to 80,000h. * 【 POWERFUL SCENT】 - Powerful scent come out when machine is working, fan inside will help deliver scent. * 【 HVAC SYSTEM ACCEPTABLE 】- HVAC system willl deliver scent for your whole house once connect HVAC system (part provided). You also can let stand alone, and mount on wall. * 【 Scent More Effective丨 Save Oil 】- Use Air switch for your scent machine controlled by your HVAC system. * 【 SHORTCUT KEY 】- It will protect all your setting to avoid others change. like lock on/off. turn off directly, reset; Lock/unlock button via pressing "SET" button 5s; Stop working by pressing Center button quickly.