Thermaltake Pacific TF1 Temperature and Flow Indicator is a 2-in-1 design, the indicator detects coolant temperatures ranging from 0°C to 99°C (32°F -210°F) and displays the value in unit Celsius or Fahrenheit. Featuring temperature and low-flow warning alert, compatibility with any G1/4 fittings and easy installation, the gadget ensures the liquid cooling system to work within optimal temperature and flow operating ranges and unleashes the performance of your PC.