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.