This Smart Ashtray features a USB Ceramic Smoking Filter, Electric Rechargeable Smoke Vaccum Cleaner, Air Purifier and Car Anti Smell technology. It has a 15m anion output, a combination of ceramic and PC material, as well as a built-in HEPA filter for easy cleaning. It is powered by a 4000 rechargeable battery and USB charging, with a size of 16x16x10 mm. and a weight of 1.2kgs.