The Nine Stars Infrared Trash Can uses a motion sensor to open the lid automatically. The trash can has a 12.9-gallon capacity and is made out of stainless steel. The manual open/close buttons and power-saving On/Off switch help save energy. This trash can measures 14" W x 13-7/8" D x 29-3/5" H and requires four D batteries (included). Ships via UPS/FedEx ground.