Measures both the internal meat temperature and the ambient temperature close to the food. Made with stainless steel and heat resistant zirconia ceramic. Size: 95×28×7 mm (3.74×1.10×0.27 inch) Diameter: 5.5mm (0.217 inch) Max internal temp: 212°F (100°C) Max ambient temp: 662°F (350°C) Accurate: 1°F (0.5°C) Stay powered for 30 hours after a full charge ProTemp Plus Next-Gen Wireless Meat Thermometer Unlimited Range Bluetooth & WiFi Enabled Smart Digital Cooking Thermometer Grilling Smoker BBQ Oven Kitchen Rotisserie