Food Grade Stainless Steel Metal Probe & Auto-on & Off Function. Easy to Use, Storage & Carry. with the Included Battery You Can Start Using the Thermometer Right Away. Its the Perfect Solution for Grilling, Baking, Deep Frying, or Uses It to Test the Temperature of Your Beer, Tea, Coffee Etc. Takes a Temperature in a Little as 2 Seconds & is Accurate to + & -1 Degrees with a Wide Range of -50 - 300 Degree Centigrade. No More Waiting Over a Hot Stove or Grill for the Temperature to Settle. 6.3 Inch L x 1.7 Inch W x 0.7 Inch H