Ridgid 78347 K-40B AF 14. 4V BAT 115 Volt Model K-40-AF Sink Machine Battery Powered With C-13IC 5/16" x 35' Cable Inner Drum Auto feed Guide Hose Mounting Bracket2 Batteries and Charger. Dual Feed Sink Machine provides the professional With a powerful yet compact machine for Cleaning Small secondary drain lines from 3/4 In. to 2-1/2" (19mm - 64mm). The K-40B AF Sink Machine when used With the dual feed your Hands literally never need to touch the cable and There is no mess. The K-40B Sink Machine sits flat on the floor countertop or tips onto its Back for easy access to elevated drains. Quiet and Powerful 1/8" hp Induction motor quietly delivers enough Torque to clear even the toughest blockages. The K-40B AF features battery Powered options convenient K-40B battery eliminates Extension cords and improves portability. Premium quality compression wound inner core cable resists kinking and combines strength and Flexibility. Two-piece 'twist lock drum housing allows easy access to the inner drum and cable and will not dent or corrode.