VWR Touchless Traceable Digital Tachometer 23609-212 Used Untested

Fisher Scientific Digi Sense Fridge / Freezer Digital Thermometer Bottle Probe

Fisher Scientific Digital Tachometer RPM Reader

Traceable High-Accuracy Fridge/Freezer Thermometer

ColePalmer Fisher VWR 4261 contact tachometer traceable (recently expired)

Digi-Sense Traceable Pen-Style Thermohygrometer - 98766-54

Thomas - 4239 1227U04 Traceable Hi-Accuracy Refrigerator Thermometer

Hifi 4 Music Touchless Traceable Digital Tachometer