Got this on indiegogo and never got around to using it
Stanford Water System is a compact and portable water purifying system using Reverse Osmosis (RO) technology. RO removes contaminants that carbon filters can't, including lead, copper, fluoride, pharmaceuticals, and many others.
Connects & disconnects in seconds to outdoor spigots and standard faucets - Comes with: 1 RO Membrane that lasts 1 year or 400 gallons of treated water, and 1 carbon filter that lasts 3 months or 100 gallons of treated water - RO Technology is rated as a Best Available Technology by the EPA - FREE BONUS: 1 Testing device that measures total dissolved solids (TDS) in water.