From the product description, check product page for current description, price and availability:

• So easy to use, works right out the box; the second you fil out the probe it starts reading the temperature; insert the tip into your food, and in as little as 2-3 seconds you will have an accurate and easy to read temperature displayed on the large dial; once done, simply flip the probe back and the unit auto powers off; one CR2 button battery is needed, which we include so you have everything you need to start cooking perfectly grilled steak, chicken, pork, fish, lamb, or turkey
• Lighting fast and accurate; readings in as little as 2-3 seconds; accurate to +/-1 degrees with a wide range of -58℉-572℉; no more sweating over a hot grill waiting for the temperature to settle; what’s more, our thermometer comes pre-calibrated for your convenience, but you recalibrate easily if needed with the simple calibration feature
• Easy to read and waterproof; the large dial with bright blue backlight means you can always read the temperature, whether you are grilling in the dark or baking in your brightly lit kitchen; IP67 rated waterproof, the Alpha Grillers food thermometer can be washed under running water without worry
• Beautifully packaged for gifting; we will deliver your electronic thermometer to you in an elegant, foam lined box, making it the ideal gift for any barbecue or cooking enthusiast or professional; it also doubles up as great place to store your thermometer, fitting nicely into your drawer and keeping it well protected; we also include a handy meat temperature chart and 4 velcro dots to hang it on the wall for your convenience
• Instructions included