ZeroWater portable filters employ break-through technology that indicates when to change your filter. During regular use you will be able to see a color change through the built-in window. Filter Color Change Next-generation filter technology shows exactly when to replace the filter. Each filter is built with a Color Change window which shows exactly when to replace the filter - for the ZB-030. Blue/White Product Name: Water Filter Cartridge Packaged Quantity: 2 Pack Product Type: Water Filter Cartridge Product Information Controlled Elements: Remove lead Remove Chromium Remove Mercury Removed All Dissolved Solids Miscellaneous Additional Information: Get Pure-tasting, filtered water anywhere you go without wasting money on plastic water bottles Enjoy pure tasting water with the newest water bottle; Zero Water filtration system combines 5 sophisticated technologies that work together to remove virtually all the dissolved solids from your tap water Patented 5 Stage Ion Water Filter Changes Colors When Needed To Be Replaced Compatibility: ZeroWater - ZB-030 Travel Bottle
