Reliable Purification, Whatever the Destination. CamelBak® All Clear™ utilizes proven UV technology to effectively neutralize microbiological contaminants to EPA standards. With a built-in LCD to confirm your results, purification has never been easier. CamelBak All Clear turns nearly any tap or clear natural water source into potable drinking water in just 60 seconds, letting you hydrate on the spot. And, since CamelBak All Clear is a water bottle as well as a purification system, you can enjoy your water right after treatment or carry it with you.