0-300 / 50-550 BBQ Thermometer for Charcoal Grill Pit Barbeque Smoker Analog Bimetal Hood Lid Temperature Gauge Features: Copper nickel-plated shell- The surface hardness is greatly improved, the corrosion resistance and wear resistance are improved, and the service life is prolonged Clear Dial Scale- Exquisite screen printing on the dial with clear scales Stainless Steel for Protection Tube- 304 stainless steel has the advantages of rust and corrosion resistance, high temperature resistance, environmental for protection and sanitation, and long service life. Specifications: Dial diameter: 83mm / 3.26in Nut diameter: S25*10mm / S1*0.39in Thread installation size: 1/2"NPT Rod length: 70mm / 2.76in (full length of back) Rod diameter: 6.3mm / 0.24in Measuring range: 50~550F / 0~300C Installation form: Back Mount Accuracy level: 2.0 Temperature measuring rod material: stainless steel Thermal response time: 40 seconds for Protection level: IP55 Package included: 1 * Thermometer