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    Specs
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    Higher Stability, Accuracy & Efficiency

    Get instant, reliable results with the professional K-type sensor that reads temperatures in just 0.5 seconds with ±0.5°F/±0.3°C accuracy.

    One Thermometer for Every Application

    With an extreme range from -58°F to 572°F (-50~300°C), this is your all-in-one tool for everything from searing steak and baking bread to monitoring home brew and hot beverages.

    IP65 Waterproof, Washable Body

    1.42" backlit LCD screen with one-button instant result lock function for easy temperature reading at any time. Built-in meat doneness references ensure optimal taste and texture.

    Cook Clean with IPX5 Waterproof

    Simply switch between °F and °C to suit your reading preferences, and use the calibration function to ensure long-term, pinpoint accuracy.

    Smart Features for Effortless Control

    Smart auto-off conserves battery life, while the motion-activated switch turns the unit on when lifted. The 180° rotating probe ensures easy reading from any angle.

    Lock Reading Function Instantly capture and record the reading with a single button.
    Strong Magnetic Back Two strong magnets on the back allow for secure attachment to any metal surface.
    Clear VA LCD Enjoy a sharp, high-contrast screen that remains readable even in sunlight.
    500mAh Rechargeable Battery A one-hour charge delivers long-lasting power, conveniently powered by USB-C cable.

    Product Overview

     

    Specs

    Model:

    IHT-21K

    Temperature Range:
    -58~572°F / -50~300°C
    Temperature Accuracy:
    ±0.5°F / ±0.3°C
    Temp Calibration:
    ±5°F / ±3°C
    Readout Time:
    0.5s
    Materials:
    ABS+PC
    Sensor Type:
    K Sensor
    Screen Type:
    VA LCD
    Screen Size:
    1.57 x 0.78 in / 40x 20 mm
    Waterproof Rating:
    IP65
    Battery:
    500mAh lithium battery
    Charging Power:
    DC 5V 1A
    Charging Time:
    1 hour
    Package Content:

    Instant Read Meat Thermometer *1,

    Charging Cable *1, User Manual *1

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    Compare with Others

    Appearance:

    Instant Read Meat Thermometer IHT-21K RHT-11K Instant-Read Meat Thermometer Instant Read Thermometer IHT - 1P - INKBIRD 3 - in - 1 Instant Read Thermometer IHT - 1M - INKBIRD
    Model:

    IHT-21K

    RHT-11K

    IHT-1P

    IHT-1M

    Readout Time: 0.5s 0.5s 3~5s 2~3s
    Measurement Range: -58~572°F / -50~300°C -58~572°F / -50~300°C -58~572°F / -50~300°C -58~572°F / -50~300°C
    Measurement Accuracy: ±0.5°F / ±0.3°C ±0.5°F / ±0.3°C ±2°F / ±1°C ±1°F / ±0.5°C
    Waterproof Level: IP65 IPX5 IPX5 x
    Display Type: VA LCD LCD with backlight FSTN Screen LCD Screen
    Infrared Measurement: x x x
    Battery: 500mAh lithium battery 2 AAA batteries 250mAh lithium battery 250mAh lithium battery
    Magnetic Back:
    Preset Menu: x x
    Calibration Range:

    ±5°F / ±3°C

    ±5°F / ±3°C

    ±5°F / ±3°C

    ±9.9°F / ±4.9°C

     

    Frequently Asked Questions

    How accurate and fast is the IHT-21K thermometer?

    This instant-read meat thermometer reads in 0.5 seconds with a super high accuracy of ±0.5°F/±0.3°C.

    Can I leave it in the oven while cooking?

    No, it's an instant-read thermometer. Just check the temperature and remove it. If you're looking for a leave-in-probe-style thermometer, consider our Wireless Meat Thermometers

    Is RHT-11K waterproof? Can I wash it?

    Yes. Its IPX5-rated body withstands running water, rinsing, and splashes

    What can I use this thermometer for?

    You can use it for nearly everything, such as grilling, baking, frying, brewing, and more.

     

    Overall rating: 5.0 / 5 from 12 reviews.

    AI Generated Review Summary

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    Review highlights

    Reviews

    IHT-21K Instant-read thermometer

    "Used now for 1 month, it is excellent and reliable. I tested it against a more expensive calibrated Thermapen. The readings were identical in both iced-water (0. 0 oC) and boiling water (100oC). I did not need to calibrate the Inkbird, because it was within specs right out of the box. Response times were identical at less than 1 second to go from room temperature 25 to 100 oC. Inkbird is simpler to use and to calibrate than the Thermapen. And the Inkbird display is MUCH more visible with bright white numbers on black background, viewed from any angle or lighting. I prefer the USB-C charging, compared with batteries of the Thermapen."

    Mike S. (5/5)

    Awesome instant read

    "This instant read thermometer really is instant, its so fast. I tested the calibration in boiling water & it was spot on. Very good price too"

    Hamish B. (5/5)

    IHT-21K

    "Very fine thermometer surprised me about the speed that it measures the temperature, very happy with it."

    Marco S. (5/5)

    Good product

    "Accurate and made well"

    Kevin P. (5/5)

    Accurate

    "Extremely reliable and precise. The instant-read feature is excellent, and it's a huge plus that it displays in both Fahrenheit and Celsius."

    Balazs B. (5/5)

    Instant read thermometer

    "Love this new instant read thermometer, registers very fast. Another great product from Inkbird, been a fan for over 4 years now. Their bluetooth temp probes woork a lot better than the way more expensive Meater version. I bought a Meater "Block" 3 years ago, highly dissapointed and don't use anymore. Waste of $500"

    Roland S. (5/5)

    Quick and easy

    "Great quality build and very quick measuring. No unnecessary 'bells and whistles', just doing the job the easiest way."

    Henrik D. (5/5)

    Fijne thermometer

    "snel en accuraat"

    Sebastiaan K. (5/5)

    Thermometer

    "Works perfectly"

    Matthew A. (5/5)

    Good

    "Good but not as good as my INT-14-BW"

    Jamie P. (5/5)

    Q&A