2021 Smart Wifi Control High Efficient 220V Hepa Filter Air Cleaner Uv Photocatalyst Home Air Purifier

1.Q:Are you a manufacturer or a trading company? A:We are a manufacturer, providing OEM & ODM service. 2.Q:How do I pay for my purchase order? A: T/T and L/C is our usual practice. 3.Q: How do we know the air quality? A:Indicator's color changing shows the air quality in the room.The redcolor show the air quality is poor,the green color show the air quality isgood, the blue color means the air quality is very good. 4.Q: What's the minimum order quantity? A: 100pcs. 5.Q: What"s the delivery time? A:35-45days after sample confirmed and deposit received. 6.Q: Do you have quality control? A:We have 3 testing for every products.First testing is appearance andfunction testing. The second is 100% Aging testing,make sure everyproducts are well performed in air quality color change and low noise.Final testing is pre-packing testing. So that we can ensure every ourproducts are in reliable quality. 7.Q:How about the warranty? A:One-year is allowed.