As of July 27, the Shark AV2501S AI Ultra robot vacuum is on sale for $279.99 at Amazon, down from a list price of $549.99, saving $270.03, which is a 49% discount. The vacuum features a self-emptying, bagless design that can hold up to 30 days of dirt and debris, a self-cleaning brushroll, and strong suction. It offers a runtime of up to 120 minutes and automatically returns to recharge, resuming cleaning where it left off. Users can schedule cleans or start sessions via voice commands through Amazon Alexa or Google Assistant.