Direct Suction Smokeless Ashtray 360 Degree Surround Air Purifier Auto Shut Off 600mAh Household Ashtray Air Filter Product Name: Ashtray Air Purifier Material: ABS Rated voltage: 3V Product noise: 30dB Rated frequency: 23Hz Color: blue grey green Battery capacity: 600mAh Product process: negative ions Scope of application: less than 10? Product power: 2 AA batteries (not included) Features: 360 degree surround mute flame retardant Note: Due to different lighting and screen settings, the color of the item may be slightly different from the picture. Please allow for slight size differences due to manual measurements. Packing list: 1*ashtray air purifier+1*filter cotton+1*aroma diffuser+1*user manual 360-degree three-dimensional surround, so that the smoke has nowhere to hide. 20 minutes automatic shutdown function, so you don't have to worry about wasting electricity or forgetting to shut down. Split design makes cleaning more convenient. The built-in negative ion filter cotton can release negative ions to adsorb tar. Made of ABS material, very durable. The ultra-hard flame-retardant material makes it even safer, allowing direct contact with cigarette butts without melting or deforming. Suitable for family bedroom, indoor living room, car, etc. Aromatherapy tablets can be placed in an ashtray, which is both an ashtray and an aromatherapy machine. It allows you to smoke without going to the balcony to blow air, and it runs quietly without disturbing the rest of others.