Pocket Knife Style Thermometer

The SPK1 Pocket Knife Style Thermometer Features A Sharp Tip For Punching Through Flex Duct and Hangs Easily From A Vent or Thermostat. Pull Out The Probe Rod Just Like You Would A Pocketknife. 16 Detent Position Grooves Hold The Rod At Virtually At Any Angle. The Probe Rod Folds Away Simply with No Cover Sleeve To Lose. Temperature Range: -58 F To 392 F. One Of Our Most Popular Instruments For HVAC/R Field Service.