

🔥 Master your grill with precision and speed!
The ThermoMonster HT09 is a professional-grade digital meat thermometer featuring an industrial thermocouple sensor that delivers ultra-fast 0.5-second readings with ±0.5℉ NIST-certified accuracy. Its 4-inch probe and auto-flip backlit LCD screen provide versatile, easy-to-read measurements for both left and right-handed users, even in low light. Fully waterproof and equipped with motion-sensing sleep/wake technology, this lightweight, battery-powered tool is perfect for indoor and outdoor cooking, ensuring perfect doneness and food safety every time.





| ASIN | B0F5X4FM3Q |
| Additional Features | Waterproof |
| Best Sellers Rank | #3 in Kitchen & Dining ( See Top 100 in Kitchen & Dining ) #1 in Instant-Read Thermometers & Timers |
| Brand | ThermoMonster |
| Brand Name | ThermoMonster |
| Color | Red |
| Customer Reviews | 4.8 out of 5 stars 3,858 Reviews |
| Display Type | Digital |
| Immersion Depth | 4 Inches |
| Included Components | 1*Meat Thermometer, 1*AAA Battery, 1*User Manual, 1*Calibration Certificate |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Length | 10.5 Inches |
| Manufacturer | ThermoMonster |
| Model | HT09 |
| Model Name | HT09 |
| Number of Batteries | 1 AAA batteries required. (included) |
| Outer Material | Plastic |
| Power Source | Battery Powered |
| Product Care Instructions | Wipe Clean |
| Resolution | 0.5℉ |
| Response Time | 0.5 seconds |
| Reusability | Reusable |
| Special Feature | Waterproof |
| Specification Met | NIST, NSF |
| Style Name | Contemporary |
| UPC | 699838468702 |
| Unit Count | 1.0 Count |
| Upper Temperature Range | 572 Degrees Fahrenheit |
L**N
Works well
This is a great thermometer. It turns on quickly. It's lightweight. Easy to use. The screen is bright and easy to read. Seems to be accurate. I tested it with another one and they were just one degree off. Easy to clean. I haven't had it very long so I can't comment on the battery life. It's small so easy to store.
K**K
Reliable and accurate
This thermometer is great. It's very well designed and built. It's easy to use. It has some nice functions that are not shown in the photo or in the description. On the back of the thermometer there is a button that switches from Fahrenheit to Celsius. There is a function to calibrate the thermometer if needed. The thermometer also comes with a chart that gives suggested temperature range for cooking meat rare, medium and well done. I’m very happy with this purchase and it’s a great value for the money. Appears to be very accurate. My steaks came out perfect using this thermometer.
S**1
Accurate and sturdy
This digital meat thermometer is incredibly easy to use and gives fast, accurate readings every time. It heats up quickly, so there’s no waiting around, and the clear display makes temperatures easy to read, even in low light. It’s been super helpful for cooking meat perfectly without overcooking or guessing. The build feels sturdy, and cleanup is simple. Overall, it’s a reliable and convenient tool that’s made cooking much less stressful. Definitely recommend it to anyone who cooks regularly!
J**T
Excellent product..
Really does give a reading almost instantly. Very easy to read. Magnetic so it conveniently can be stowed on the fridge so I do not have to rummage thru drawers trying to find it when needed. Auto turn on when probe is extended helps the busy cook, as is auto turn on and off with probe extended. Set it down and it turns off automatically. Move it and it turns back on. Choice of Fahrenheit or centigrade reading. Button activation will hold reading when probe is removed from food. This is a very well designed product.
L**N
Accurate readings and handy to use
Reads temperature immediately, easy to view. Only disappointment is that it does not have a manual power on/off switch. Meaning it only shuts off if closed or after several minutes of inactivity, and should be washed immediately after use to avoid battery drain. Otherwise, great tool.
P**S
Fast, Accurate, and Convenient
This thermometer is quick and very accurate. The instant read really does take about half a second, which makes cooking much easier. The display is clear, the readings are consistent, and it’s simple to use on meats and other foods. The magnets on the back are a great touch and make it easy to stick on the fridge for quick access. A reliable kitchen tool that I use all the time.
S**.
BEST MONEY I'VE EVER SPENT!
This probably seems silly, but this is seriously one of THE best purchases I've ever made in my life. I needed a good meat thermometer for YEARS. I bought cheap dial ones but they never really worked - I ruined sooo many Thanksgiving turkeys. Every year I said "I HAVE to buy one" (and my husband said, "YES please do") but the ones at the store were either too cheap or seemed expensive for something I would rarely use (or so I thought), just felt like a pointless expense so I kept putting it off. Then my teenage son started getting into cooking, he really enjoyed grilling meats - burgers and steaks especially - and a few times he undercooked the food so much that I finally caved and said OK I'll grab one.. I've never been so grateful for my own laziness! I didnt want to go to the grocery store, there were only 1 or 2 options and I wasn't excited about them, so naturally I jumped on Amazon. This was one of the best reviewed and top recommended, AND was also shockingly inexpensive (I think I paid around $10). I was impressed as soon as I got it. I love that it turns on as soon as you 'open' it, its always ready, it really is instant and the thermometer works flawlessly. I actually used it on myself, as a body temp thermometer, just to test it - and YUP I was a perfectly healthy 98.6! Its super easy to clean, its like the perfect kitchen tool. AAAAND, as if I didnt already love it enough, only recently discovered that its a freaking MAGNET! So we never have to dig for it, its always an arm's length away. My budding chef of a son has also raved about it, its sort of a running joke with us now, how this is one of our most prized possessions. And needless to say, no one has undercooked OR overcooked anything since we got this. We use it way more often than I ever would've expected. Its like my special kitchen buddy! O' Thermomonster, where have you been all my life? I have finally found my true love! (Dont tell my husband)
J**S
perfect
I recently started using this 0.5 Sec Instant Read Meat Thermometer, and honestly, it’s become one of the most indispensable tools in my kitchen and on the grill. The first thing that impressed me was just how fast it works — you stick the probe in, and in half a second, it delivers a temperature reading. That kind of speed is a game-changer, especially when I’m checking steaks, chicken, or even candy. What’s even more amazing is the precision. With its ± 0.5 °F accuracy (NIST certified), I feel super confident that I’m getting a reliable measurement every time. Whether I’m trying to hit a safe internal temperature for poultry or just dialing in a perfect medium-rare, I don’t have to guess or wait. The design is very user‑friendly. It has a 4-inch stainless steel probe, so I can reach into thick cuts of meat without risking my fingers. The screen is large and auto-flips, which is really handy when I'm grilling in awkward lighting conditions or using my non-dominant hand. The backlit display also ensures I can read temperatures easily, even at night or when I’m working with my smoker. Cleaning is a breeze, too — the whole unit is 100% waterproof, so I just rinse it off and it’s good to go. A motion-sensing “sleep/wake” feature helps preserve battery life: when I pick it up, it wakes instantly, and it powers down when not in use. Storage is smart as well: there’s a magnet on the back, so I can stick it to my fridge or oven door when I’m done. There’s also a hook if you prefer to hang it. In short, this thermometer makes cooking feel more precise, professional, and stress-free. If you care about food safety, doneness, or just want to take the guesswork out of grilling or cooking, this is totally worth having in your toolkit. Highly recommended!
Trustpilot
2 weeks ago
2 weeks ago