W660 portable gravity operated eyewash features a 16-gallon capacity, FDA high-density green polyethylene tank that provides for over 15 minutes of full pattern flushing at .4 gpm. Pulling the yellow activation arm down to the open position activates unit. Tank has handles on top and side to allow for easy handling. A wide-fill opening with threaded cap permits easy inspection, cleaning and filling. Model supplied with wall bracket. Measurements: 22 1/2″ high, 21 1/2″ wide, 19 1/2″ deep.