We tested it—see the highlights and what to expect in real operation. In this video, we demonstrate the UL859 Temperature Measuring Device for hair dryers, following IEC 60855 Clause 6.5.2 and Figure 2-4 standards. Watch as we walk through the testing process, explain the critical compliance requirements, and show how this device ensures safety and performance in professional hair dryer manufacturing. Learn about the technical setup, measurement procedures, and key insights for B2B clients in the appliance industry.