Compact and lightweight , easy to carry & use. Remove lead, chlorine and chemical contaminants Natural, healthy trace minerals remain in your drinking water Can filtrate tap water, stream or lake. Remove bacteria like typhoid, cholera, coli, salmonella, residual chlorine, additional contaminants, and other components contributing to bad taste and odor. 0.2um Treat up to 40 gallons of drinking water, equates to 75-150 refill bottles of water To ensure the best tasting water; we recommend you replace your filter every 60 days 1/2 stage:Crematic filter/ CTO filter / Crematic + ACF filter Capacity: 700ml