General Tools WBGT8778 Heat Index Monitor With 75 X 75Mm Brass Black Ball Subcategory:MOISTURE-HUMIDITY Specially designed to hold a

Specially designed to hold a pair of electricians scissors (Klein No

Extra large bottom ring for comfort

and the Lunch Cooler is no different

[Max] : 5/16 in

General Tools WBGT8778 Heat Index Monitor With 75 X 75Mm Brass Black Ball Subcategory:MOISTURE-HUMIDITY Specially designed to hold aThe #WBGT8758 heat index monitor is ideal for industrial uses (such as HVAC R) and outdoor sports medicine applications. An optional hardware software kit turns the instrument into a data logger. Measures and displays the ambient temperature, relative humidity (RH), and the dew point and wet bulb temperatures Audible alarm with adjustable setpoint 33% and 75% #HR33LJ and HR75LJ reference salts are available to calibrate RH measurements in the field