... air freshener 2.Spray interval setting:5m,.10m,15m,30m automatic air freshener 3.hotel automatic air freshener Product name: automatic air freshener dispenserProduct ... squeezing and knocking for there have pressure in the air freshener bottle.5. Avoid getting access to fire for the ... .B) To be controlled by CPU,spray times /per spray can be set also according to the space size, air freshener dispenser