TEL-TRU is one of the last "Made in the USA" manufacturers of the best quality temperature gauges in the world. Their accuracy is second to NONE!APPLICATION: Food "Doneness" spot check thermometer.RANGE: From 0° - 220° F.ACCURACY: +/- 1%CAN BE CALIBRATED?: YesDIAL: 1" DiameterSTEM: 4 1/2" StemMOUNTING: No. (Comes with pocket protector and pocket clip)OTHER: All stainless steel, Hermetically sealed, Glass lens, Heavy duty construction, Not for use inside barbecue/oven.