Usage Tips:Automatic Air Purifier Air Filter 360 Degree Direct Suction Smokeless Home Air Purifier Item Name: Air Purifier Ashtray < p > Material: ABS Rated voltage: 3 V Product noise: 30 dB Rated frequency: 23 Hz Color: blue gray green Battery capacity: 600mAh Produced process: negative ions Scope of application: less than 10? Product power supply: 2 AA batteries (not included) Features: 360 degree silent flame flame retardant Notes: Due to the difference in light and monitor setting, the item's color may be slightly different from the pictures. Due to different manual measurement, please allow a little dimension difference. Package includes: 1 * Air Purifier Ashtray + 1 * Cotton Filter + 1 * Aromatherapy Tablet + 1 * User Manual The 360 Three-Dimensional Skeleton degrees goes wherever we hide. The 20-minute auto shut-off feature means you don't have to worry about wasting energy or forgetting. With a separate design, you can clean it more easily. The cotton of the built-in negative ion filter can release negative ions to the Adsorb tar. Made of ABS material, it is very durable to use. The super hard flame retardant material makes it safer and can directly touch the cigarette butt without melting or deforming. It is suitable for car interior, etc. Aromatherapy tablets can be placed in the ashtray, which is both an ashtray and an aroma diffuser. It allows you to smoke without going to the balcony to explode and it works silently without disturbing the rest of the others.