Taylor Precision 5980N Professional Series Hot Holding Thermometer, NSF (100&deg; to 180&deg;F) For use in hot holding cabinets where proper holding temperature is critical to food safety and quality, and in bakery proofing cabinets to assure the proper proofing temperatures are maintained. Stainless steel casing with 2" dial. HACCP guidelines on dial face. Color graphics for holding zone. Temperature range 100F to 180F / 40C to 80C.