All Clear Water Bottle UV Purifier (Pure Blue)Take the worry out of drinking water while you're on a camping or hiking trip with the UV Water Purifier Bottle from Camelbak. This portable water purifying system uses proven UV technology to neutralise contaminants and produces potable water in just 60 seconds. Take clear water from a stream or a questionable tap source and make safe drinking water in just one minute! The built in LCD screen gives you an instant update so you can be sure that the