Includes water pressure gauge.  Complete with 1/2”, 5/16” & 1/4” hose barbs (can be removed for attaching to 1/2” pipe).  Can handle high or low volume water requirements.  Reduces normal water pressure down to an adjustable 1lb. to 10 lbs. pressure.  Dimensions: 11” x 71/2”  x 6”.  (Unit shipped may be different model, same features).  Durable design and construction.