Fishpond Riverkeeper Digital ThermometerWhen the difference between a lights out day on the water and a hike in the woods comes down to water temperature, the accuracy of your thermometer is crucial. Compact and easy to handle, the Riverkeeper Thermometer is the only IPX7 submersible rated digital thermometer designed by and for fly anglers. With a rugged exterior, a large UV filtered screen, a replaceable battery, and a durable aluminum probe, this thermometer is built to withstand years