This Katadyn Hiker Pro Micro Filter is a high-quality portable water filter designed for outdoor enthusiasts. With a filtration technology that utilizes carbon/charcoal, this pump filter can provide clean and safe drinking water from sources such as streams and lakes. Its compact size, with dimensions of 6.5" in height and 3" in width, makes it easy to transport and use on the go. Weighing only 11 oz., the Katadyn Hiker Pro Micro Filter is reliable and efficient, with a filter life of 1000 L, making it a valuable tool for camping and hiking trips. Made in Switzerland, this filter ensures top-notch quality and performance.

I bought this a few years ago to use on a backpacking trip that got cancelled. I packed it away and never opened/used it. (I opened the box for the first time to take photos.)