BLUEWATER THERMOMETER BLACK FINISH The Bluewater nautical thermometer is an affordable, yet high-quality weatherproof instrument housed in a plastic case. This dial-type nautical thermometer is splash resistant and is perfect for mounting any place that is exposed to the weather. •Requires little maintenance •Dial-type thermometer includes both Fahrenheit and Celsius scales, with markings every 2 degrees, from -10 degrees to 130 degrees Fahrenheit •Pre-adjusted in temperature-controlled environment •Constructed of precision molded high impact black styrene •Splash resistant O-ring seal •Scratch and glare resistant matte-finish glass bezel •Hinged bezel with knurled brass locking lug for easy access to movement •Instructions and mounting hardware included •Lifetime warranty