A multifunctional ashtray with air purifier function, which can filter second-hand smoke in cigarettes and remove odors. Smoking accessories. This ashtray has air purification function. It uses hard flame retardant materials and comes in three colors. The ashtray of the purifier is naturally aspirated. It has a large suction and a 360 degree wide-angle exhaust. Equipped with replaceable negative ion filter cotton, it can absorb tar and release negative ions, and discharge air from the bottom. Effectively filter out harmful substances and reduce second-hand smoke. It requires two 1.5V AA batteries (not included), no cables, and eliminates the hassle of regular charging. Low noise and timer shutdown function (capable of timing 5.2 minutes), so there is no need to worry about wasting power. It has a built-in aroma diffuser that can be placed inside, serving as both an ashtray and an aroma diffuser. The entire ashtray adopts an independent design, which can be removed and cleaned at any time. Product name: Air Purifier Ashtray Material: Flame retardant nylon, fiberglass Color: green, blue, gray Rated voltage: 3V Power supply method: 2 * AA battery (not included) Working time: The new battery can support its operation for about 40 times Usage: Press the switch to start, the machine will automatically stop after running for 5.2 minutes. Replacing the battery: Remove the filter and support plate to replace the battery. Installation of aromatherapy tablets: Remove the filter and support plate, and install the aromatherapy tablets in the designated position.