Digital Meat Thermometer, Instant Read Food Thermometers with Probe, Multi-Purpose Kitchen Cooking Thermometer, for Grilling, Oil, Liquids, Milk, Sugar, Jam, Candy, Chocolate, Deep Fry, Oven Safe-(Red

Not what I thought it was was hard to use cooking a prime rib

Temperature reading is at least 30 degrees high in chicken and beef. I don't have another thermometer to compare. That's what I bought this for. Reads ambient temperature too low. It's virtually useless.