Magnet inside base of probe attaches easily to air vents.
Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can.The rugged, portable design with magnet makes it a practical choice of HVAC field service teams. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day . Since 1857.