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Klein Tools IR1 Infrared Thermometer, Digital Laser Gun is Non-Contact Thermometer with a Temperature Range -4 to 752-Degree Fahrenheit

Original price was: $39.98.Current price is: $34.98.

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Price: $39.98 - $34.98
(as of Aug 07, 2025 08:33:28 UTC – Details)


Klein Tools IR1 is an infrared thermometer with a targeting laser. It has a wide measurement range of -4 to 752-Degree Fahrenheit (-20 to 400-Degree Celsius) and a 10:1 distance-to-spot ratio. The backlit display provides clear readings. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn’t just the name of our company, it’s also our family name. And since we’re an American company that’s family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn’t just make great products, we make great products that stand up to the demands of the professionals who use them every day … Since 1857.
Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 6.01 x 4.14 x 1.73 inches; 9.88 ounces
Item model number ‏ : ‎ IR1
Batteries ‏ : ‎ 2 AA batteries required. (included)
Date First Available ‏ : ‎ April 13, 2020
Manufacturer ‏ : ‎ Klein Tools
ASIN ‏ : ‎ B0873T6SGR
Country of Origin ‏ : ‎ China
Best Sellers Rank: #880 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #4 in Infrared Thermometers
Customer Reviews: 4.6 4.6 out of 5 stars 3,491 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

PRECISE TEMPERATURE MEASUREMENT: Optical resolution (distance-to-spot) of 10:1 ensures accurate temperature readings from a distance
WIDE MEASUREMENT RANGE: Measure temperatures from -4F to 752F (-20C to 400C), covering a broad range of applications
ADVANCED FEATURES: Laser targeting, backlit display, auto power off and fixed emissivity
FIXED EMISSIVITY: The thermometer has a fixed emissivity value of 0.95, providing consistent and accurate readings across different surfaces
NON-MEDICAL DEVICE: Not intended for use on people or animals, complying with regulations and maintaining clear distinction from medical devices
ENHANCED DURABILITY: 6.6 ft. (2 m) drop protection to meet jobsite demands
COMPLETE PACKAGE: Includes a custom pouch and batteries, providing convenience and ensuring you have everything needed to start using the thermometer right away

Customers say

Customers find the infrared thermometer easy to use, with just point-and-click operation, and appreciate its solid build quality from a reputable brand that withstands daily usage. The display is bright with backlighting, and they value its fast and accurate readings, with one customer noting it works well for HVAC measurements. While some customers report precise temperature measurements, others find it inaccurate, and the battery life receives mixed reviews with some reporting dead batteries upon arrival.

13 reviews for Klein Tools IR1 Infrared Thermometer, Digital Laser Gun is Non-Contact Thermometer with a Temperature Range -4 to 752-Degree Fahrenheit

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  1. ess2thebee

    “A Must-Have Tool for Electronics Parts Troubleshooting”
    I recently added the Klein Tools IR1 Infrared Thermometer to my toolkit for managing electronics parts, and it’s been an absolute gem. This non-contact temperature gun is perfect for anyone working with circuits, components, or small-scale builds who needs quick, accurate heat readings.Quality and Build:
This thermometer feels like a pro-grade tool right out of the box. The rugged plastic housing is tough and ergonomic, with a solid grip that’s comfy for extended use. The display is bright and easy to read, and the buttons are responsive without feeling cheap. It’s compact enough to stash with my electronics parts, and the 10:1 distance-to-spot ratio gives me flexibility without sacrificing precision.Performance:
I use this to check temps on electronics parts—think resistors, capacitors, and ICs during testing—and it’s spot-on. Pointing it at a circuit board, I can instantly spot overheating components without probing or risking damage. The -4°F to 752°F range covers everything I need for small projects, and the readings are fast and consistent. It’s saved me from frying parts by catching heat issues early, making it a lifesaver for diagnostics.Value for Money:
For the price, this is a steal. It’s way more affordable than some high-end infrared thermometers, yet it delivers reliable performance for electronics work. If you’re a hobbyist or pro dealing with parts that heat up, this tool offers serious bang for your buck—far better than guessing or using clunky alternatives.Minor Notes:
The laser pointer can be a bit finicky to aim on tiny components—practice helps. It’s battery-powered (9V included), so keep a spare handy for long sessions. It’s not a full multimeter replacement, but for non-contact temp checks on electronics, it’s exactly what I need.Overall:
The Klein Tools IR1 Infrared Thermometer is a fantastic addition to my electronics parts toolkit. It’s accurate, durable, and makes thermal troubleshooting a breeze. I’d recommend it to anyone working with circuits or components—5 stars for practicality and value!

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  2. AmazonRoamer

    WHAT FUN!
    A useful and fun tool for my husband! He aims this little guy at the wall, the window, the fireplace stone masonry and can determine the temperature of each. He can compare it to our wall and refrig/freezer thermometers to see if they are accurate. We have spent the summer trying to use as little cooling via electricity as possible and this tools has been great in telling us where we’re REALLY cooling down an area and where there are still hotspots.Sturdy and easy to use.

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  3. notsoNEWKINDLEUSER

    This works well, includes a case, and won’t break the bank!
    Works very well, is more accurate than an older one I have from probably 15 years ago, and comes with a case to keep it in. I do trust Klein tools, have used many of them over the years. This is decent and won’t break the bank.

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  4. Steve T.

    Accurate temp. Of any type of source
    Klien tools are one of the most respected tool manufactors in the public utility industry. I use this tool to measure the temp. of air coming out of a/c and heating ducts to trouble shoot my hvac. There are alot of uses for this device for measuring a temp without having to get to close to the source. It just works.

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  5. Stefan

    Love Klein tools but not sure if the most accurate
    My child was sick recently with a fever and thought to use this in a pinch. It did get a temp reading but think it was off a few degrees. We ordered one with many high reviews which is meant to accurately measure forehead temps and in comparison the Klein was reading on the lower end. It works well for within 95% accuracy but for accurate temps for fevers go with different option. Again I know this isn’t for humans or precise measurements but figured a Klein product would be right on the money. On a side note it does work well for monitoring bath temps and jacuzzi temps! For the mechanics it gives solid readouts on wheel bearing temps, brake temps, etc for simple diagnosis

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  6. Michael

    Great value
    Accurate readings, Great Value!

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  7. R. Newman

    Great for a variety of uses indoor and outdoor
    I’ve had this Klein digital thermometer for 2 1/2 years and have been very satisfied with it. Now I wouldn’t use it expecting it to be exact to the degree. While I believe it is pretty accurate, it’s not intended for that level if precision. It is very good for telling temperature differences from one point to another. And I use it regularly for my fire pit and cooking over the fire or charcoal grill. For that it is excellent!

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  8. Cameron Whitworth

    Great product
    My husband bought this to check the insulation in the walls. We noticed our son’s room was always hotter than the rest of the rooms and were able to notice a 4 degree difference. It was easy to use. Function was great.

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  9. albert72

    Pues creo que es una compra buena . Sin embargo pensé que sería más preciso el termómetro digital. Tiene una variación de +- 2 grados centígrados al medir lo cual para mí es demasiado al momento de precisar temperatura. El multimetro no he tenido oportunidad de ponerlo a prueba aunque espero sea más preciso que el termómetro. Dada la calidad que expresa la marca no debería tener problemas al hacer pruebas de su multimetro las subiré en cuanto tenga evidencia de su desempeño

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  10. Diego

    Buena precisión en las lecturas

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  11. Jorge Alfonso

    Muy bueno y fácil de usar

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  12. Anonymous

    good value. Quality instrument

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  13. Mariana Vazquez

    Súper sencillo para usar

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    Klein Tools IR1 Infrared Thermometer, Digital Laser Gun is Non-Contact Thermometer with a Temperature Range -4 to 752-Degree Fahrenheit
    Klein Tools IR1 Infrared Thermometer, Digital Laser Gun is Non-Contact Thermometer with a Temperature Range -4 to 752-Degree Fahrenheit

    Original price was: $39.98.Current price is: $34.98.

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