With its sleek rectangular fingerprint-resistant design, it can be used in almost any place, such as the home, office, kitchen, bedroom, dorm room or a kid's room. This durable trash can uses the most advanced sensor technology which can be found in all Ninestars trash cans. Pass your hand or debris within 30cm or sensing area from the infrared sensor and the lid will automatically open. The lid will remain open if debris or hand remains within the range of the infrared sensor. five seconds after your hand moves away from the lid, it will close automatically. Power lasts up to 6 months in normal daily usage.