?Smart Design? The ashtray has an automatic setting of 6 minutes of power off function. This period of time has been able to meet the habits of most people. Some people forget to power off and save energy. Size: 5.3?*5.3?*3?. ?Convenient and Easy to Clean?There are 4 small grooves of different sizes on the ashtray, which are convenient for holding cigarettes of different sizes. It is very easy to clean, simply remove the liner and clean it with water. ?Durable Construction? Made from high-quality materials, ensuring long-lasting use and easy cleaning. ?Easy to Use?One button, one speed suction adjustment, rechargeable design. ?Compact Size? This portable ashtray is perfect for indoor use at home or office, hotel, cafe,bar, restaurant and so on.