This elegant design features ultra-quiet operation and an efficient turbine pump that instantly macerates waste and pushes it into the holding tank. Convenience is better-than-home with solid-state, automatic flush and wall-mounted control for easy fingertip operation. Water consumption levels are adjustable and lockout electronics prevent flushing when holding tank is full.Solenoid models (without pump) plumb directly to boat's pressurized freshwater system. Models with pump draw seawater from outside the boat. Silence Plus features a larger seat and deeper bowl for added comfort. Type: ElectricFeatures: Programmable flush with lockout electronics to prevent flushing when tank is full; programmable water fillMaterial: Vitreous chinaDraw: 40A @ 12V DCPort Sizes: With solenoid: 1/2" inlet, 1-1/2" discharge; With pump: 3/4" inlet 1-1/2" dischargeIncluded Equipment: Toilet, holding tank sensor, wall-mounted programmer/controlColor:BoneWarranty: Two years