Best deal ???? BarMan Liquid Beer Thermometer ????

Liquid Encased Thermometer saves you time troubleshooting when you know the liquid temperature in the walk-in and not just the air temperature. Provides constant accurate readings within a refrigerator. Comes with Mounting Bracket and is NSF certified. Temperature Range -40º to 60ºF (-40ºC to 15ºC) Note: The thermometer is a precision instrument. If strained or severe shock happens accuracy maybe affected. Should recalibration be necessary do as follows: Fill a tall 32oz. container with crushed ice, add cold tap water to fill the container, and stir well. Immerse SureTemp® to it’s protective ring in the mixture, touching neither the sides or bottom of the container. ALLOW A MINIMUM OF 30 MINUTES BEFORE ADJUSTING. Remove SureTemp® from the container, hold the adjusting nut under the dial with a suitable tool and turn the dial so the pointer reads 32˚ F. Warning: This product may contain a substance known to the State of California to cause cancer, birth defects or other reproductive harm.