Polaris 6-800-00 Wet Function Bench Test Kit For 65/165 & Turbo Turtle Pool Cleaners uses the pressure from your pool's water return outlet, the Polaris 65 vacuums up pool debris while allowing your skimmer to operate freely. In just 1.5-3 hours it sweeps dirt from the pool floor and walls into its own easy-to-empty filter bag. Helps prevent skimmer basket clog and reduces filter cleaning.