Reliance Portable Toilet 3320 Is A Flushable Toilet. Has A Tubular Manual Flush Nozzle That Directs Water Around The Whole Bowl To Ensure Efficient Draining Of Waste. A High End Injection Piston Pump That Provides Even Greater Flushing Efficiency. Waste Holding Tank Includes An Exhaust Valve And Waste Level Indicator, As Well As A Swivel Empty Spout For Easier Emptying And Clean Out. Comfortable Standard Seat Height Of 17". Toilet Has 325 Lbs. Weight Capacity. 2.5 Gallon Freshwater Tank & 5 Gallon Holding Tank. Dimensions: 16.5" X 16" X 17". Weight: 13 Lbs.