Avoid the yuck factor of having to touch a dirty trash can with your hands. Just hold the object you want to discard 6-8" from the sensor window and the cover opens automatically within half a second. Once trash is thrown away, cover closes 5-6 seconds later. Plastic trash can includes removable inner bucket for easy disposal of trash. Manual on/off switch inside can. Requires 4 "AA" batteries (not incl.). 14"H x 9"Dia.