It is perfect for travel or for places where countertop space is at a premium. It filters just like its bigger companion and will give you 1500 gallons of great water!! Its filter uses the combination of a copper-zinc medium in its water treatment to remove chlorine, chloramines, iron, lead, bacteria, hydrogen sulfide, and hundreds of other problem contaminants from the water supply. It also reduces scale and hardness. Portable and easy to use! More Info