The Nine Stars DZT-80-4 Touchless Stainless Steel 21.1 Gallon Trash Can combines durable design and state-of-the-art technology. This hands-free receptacle features an infrared motion sensor that detects when your hand is within 10 inches near the lid. It then opens and allows you to throw out your trash and closes automatically when you remove your hand. The sensor is located at the top of the trash can, and motion must be above the sensor in order to activate the lid. Durable stainless-steel construction provides a classic look, easy clean-up, and protection from rust and water damage. It operates on four D batteries and can be opened and closed a minimum of 10,000 times before needing battery replacement. About Nine Stars Group USA Inc. Based in City of Industry, Calif., Nine Stars specializes in trash cans and accessories for the retail, medical, food service, and education industries. Sold in over 30 countries worldwide, the company"s innovative and award-winning products feature high-quality materials, including commercial-grade stainless steel, ABS plastics, and the latest in infrared motion sensor technology. Its mission is to incorporate biotechnology to make life cleaner and more convenient for consumers everywhere. Through its U.S. location and two factories in China, Nine Stars Inc. employs more than 600 people, including engineers and designers who develop new products and insure they meet the highest quality standards. * 21.1-gallon gray stainless steel * Hands-free touchless operation * Motion-sensor activated opening and closing system * Sleek, stylish oval shape * Requires 4 D-size batteries (not included) * Dimensions: 18.3L x 14.8W x 26.8H inches