The Shark Rocket Ultra-Light Cordless Upright Vacuum (HV305) drops from $159.98 to $129.98 right now at SamsClub.com, and it ships free. That's the lowest price we could find for this model or its equivalents by $30. It weighs less than eight pounds and includes a flexible crevice tool, upholstery tool, dusting brush, microfiber pad and car detail kit. Sales tax is charged in most states.