How Long do Natural Plug-Ins Last? Now how long the natural plugins last is really up to you. The plug-ins are compatible with Air Wick plugin holders which have dials that allow you to choose the amount of fragrance you want to be released. I keep mine on the second to lowest setting and they last about 6 weeks. Type: Beads Price: $6.50 + 100% recyclable with TerraCycle + Range of scents - Can't control - Short lifespan of 30 days. I haven't tested this one (yet) but reviewers say it's great to keep in a closet, locker, or any room that tends to get a little smelly. Car deodorizers. 8. Air diffusers. 9. Perfume gels. These types of car air fresheners are more popular and widely used by drivers. The never ending traffic and crankiness might cause irritation Not all manufacturers are alike. I have seen them not made correctly and last only 1 week and then I have seen them last for a year, with a stronger fragrance. Beads can last from 1 month to over a year depending on fragrance, environment, where they are and many other things, but on average, from 3-6 months. Yes, the aroma beads CAN be refreshed. Air fresheners last for varying amounts of time. For example, a battery-operated automatic dispenser set at the lowest setting for a mist may last for up to 60 days before you need a refill. A four-ounce bottle of natural essential oil air freshener typically has 200 spritzes before you need a new one. How long do Air Wick Plug-Ins last? An Air Wick Plug-In can last up to 100 days based on 12 hours of daily usage on a minimum setting. DO NOT use air freshener Common types of air fresheners, such as solid gel plugs, can last up to 45 days, while aerosol sprays can last from 7 to 10 days. Paper or cardboard air fresheners typically last for two weeks, and liquid air fresheners can last for about a month. The PURGGO car air freshener is the world's longest-lasting car air freshener, lasting for more than 365 days. This saves you time and money, as other common car fresheners only last up to 45 days. This air freshener is a sustainable option, made with bamboo and hemp, two of the most renewable natural resources in the world. 5kkeT.