Keep your hot tub, spa, or pool free of debris without having to empty it out using the Lay-Z-Spa Rechargeable Underwater Vacuum. Able to run consistently for up to 50 minutes, this vacuum uses a pump to create suction underwater, without the use of a hose or electrical cords. The debris is collected in an easy-to-access and easy-to-empty filter, making it the ideal tool for anyone with a spa or pool.