The only portable outdoor water filter that can be converted for RV, emergency, or temporary home use (with accessory). Replaceable activated carbon reduces chemicals. An excellent choice for multi-function use. Micro filtration method: Field-cleanable 0.2 micron ceramic depth filter, with optional granular activated carbon. Output: Up to 1 qt./minute. Cartridge capacity: Up to 13,000 gal. Weight: 21 oz. Height: 12".