The Intex Rechargeable Handled Vacuum keep the spa water clean by vacuuming out dirt and debris. It is Suitable for use with all PureSpas and above ground pools up to 18” diameter. Strong built-in rechargeable batteries (50min per charge) for powerful suction capability 94” (239cm) lightweight telescopic aluminium pole. It comes with a shaft adapter to fit longer/wider telescopic aluminium poles. Automatic shut-off feature when vacuum is not submerged in water. IPX8 waterproof switch for added protection against water submersion.