52234 MFG #: 52234-BT
  • Buyer PART
  • Brand Mastercool
Mastercool Inc. +/- 4.5 Deg F Accuracy, CR2032 Lithium Cell Battery, Digital Thermometer/Hygrometer

Mastercool's Digital Thermometer/Hygrometer with Bluetooth® wireless technology works with our Mastercool Connect app to remotely provide dry bulb temperature, wet bulb temperature and relative humidity. Integrated into this unit is a high-performance ceramic antenna which offers maximum Bluetooth® wireless technology range. This digital thermometer/hygrometer will allow for varying the refrigerant charge in a system and seeing in real time how the supply parameters change, it will also do the same for vehicles.

Features & Benefits

  • The Convenient Clip, can Easily be Attached to a Vent Louver or Register to See Results More Accurately
  • The Mode Key Switches Between Dry Bulb, Wet Bulb and Relative Humidity While the Deg C/Deg F Key Toggles Between Fahrenheit and Celcius for Easy to Read Calculations


  • Accuracy: +/-4.5 Deg F
  • Battery Type: CR2032 Lithium Cell
  • Size: 2.2 Inch x 2.1 Inch x 1.7 Inch
  • Supplied with Battery: Yes
  • Battery Life 40 Hour
  • Battery Shelf Life 8 Month
  • Relative Humidity 1 to 99 Percent
  • Maximum Line-of-Sight Range 80 Meter
  • Bluetooth 4.2 and 5
  • Includes Bluetooth Wireless Technology