Feature: 1. Multi Purpose: A multi functional purifier, which can be used as an ashtray, and an aroma diffuser can be placed inside it, it is also an aroma diffuser. 2. Good Performance: Circular vent design on the bottom side, can exhaust 360°, built in negative ion filter cotton, adsorb tar, release negative ions. 3. Flame Retardant: The ashtray purifier is made of ABS flame retardant material, which will not melt and deform when directly contacting the cigarette butt. 4. Auto Shutdown: Powered by 2 AA batteries (not included), automatic shutdown in 5.2 minutes, no need to worry about wasting power or forgetting to shutdown. 5. Easy To Clean: This air purifier adopts a separate design, which is more convenient to clean, the compact size does not take up space and is easy to store. How to Use: Click the switch to start working, and it will automatically close after 5.2 minutes. Specification: Item Type: Ashtray Purifier Material: ABS Product Size: Approx. 13 x 13 x 6.8cm / 5.1 x 5.1 x 2.7in Battery: 2 x AA Batteries (Not Included) Weight: Approx. 285g/10.0oz Package List: 1 x Ashtray Purifier 1 x Aromatherapy Tablets 1 x Manual Note: 1. Manual measurement, please allow 0.4‑0.7in error.