This Nine Stars 1.85-Gal. Plastic Sensor Trash Can contains versatile infrared motion sensor technology to help you take care of any job. Simply wave your hand above the sensor at the front of the lid and it will open automatically. It will remain open as long as there is an object in front of the sensor. Once the hand or object is removed, the lid will remain open for 6 seconds before gently closing on its own. It’s also equipped with splash proof sensor.