DESC: Improved design to the popular MiniWorks ceramic water filter. Features a faster flow rate, pumping out a liter per minute. Also provides long-lasting protection, thanks to the renewable ceramic cartridge. Exceeds EPA's filter requirements for bacteria and protozoa removal; blocks 0.3-micron-sized particles. Ceramic element can be cleaned multiple times for cost-efficient filtering. Pressure-relief valve keeps pumping at an easy, consistent level and vents untreated water out intake hose. Carbon-block core filters out many chemicals, such as iodine, and improves the taste of the water. Ergonomic lever action is easier to pump than plunger-style pumps. Clean-side cover screws onto bottom of filter to keep outlet contaminant-free. End-of-life gauge lets you know when to replace the ceramic element. Inlet-hose float keeps intake hose off stream bottom while Inlet foam prefilter Filters out large debris to protect filter element.