This Fieldpiece SPK3 Dual Temperature Thermometer is a genuine Fieldpiece thermometer perfect for HVACR professional applications. This tool features a new compact design so it can now fit into your pocket or backpack. This thermometer also comes with a thin sharp thermometer rod so it can read the temperatures in duct work and other narrow places; this meter has the ability to read temperatures between -20 degrees to 932 degrees Fahrenheit. Fieldpiece made the SPK3 Dual Temperature Thermometer with a hand free design with its hanging hooks and with its narrow thermometer tip that easily goes into the duct work. This Fieldpiece SPK3 Dual Temperature Thermometer comes with the outstanding protection of the Limited Fieldpiece Warranty. Fieldpiece is a company that is a company that?s been around for since 1990. They have made it their goal and mission to improve the tools that HVACRs use, to make their jobs easier and our homes more efficient.