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KLEIN TOOLS Rechargeable Pro Thermal Imager

The Klein Tools TI290 is a high resolution, Wi-Fi enabled, professional model USB rechargeable Thermal Imager. The large LCD displays unseen hot and cold spots for instant troubleshooting. Excellent resolution with over 49,000 pixels and your choice of three color palettes. The meter provides high and low temperature points, crosshairs to pinpoint specific temperatures, and options for temperature alarms. App is available for free in Google Play™ store and in the App Store.

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KLEIN TOOLS Rechargeable Pro Thermal Imager

  • Thermal Imager has over 49,000 pixels to troubleshoot hot and cold spots
  • Easily capture, store and share thermal images with Wi-Fi capabilities
  • User selectable high and low temperature alarms from -4 to 752-Degree Fahrenheit (-20 to 400-Degree Celsius)
  • Adjustable emissivity from 0.01 to 0.99
  • Select color palettes to best capture the event; ironbow, rainbow, or grayscale
  • Rechargeable lithium-ion battery
  • App is available for free in Google Play™ store and in the App Store
  • Includes thermal imager, USB-C charging cable, molded soft-storage case with carabiner, and instructions
  • Durable 6.6-Foot (2 m) drop test protection

Sell Sheet

Instruction Manual


Additional information

Weight.5 lbs
Dimensions6 × 4 × 2 in

Klein Tools

Product Dimensions

3.1" x 1.06" x 4.48"

Special Features

Wi-Fi Transfer, High and Low Temperature Points, Crosshairs to Pinpoint Specific Temperatures, Options for Temperature Alarms, 3 Color Palettes


3.5" TFT LCD

Sensor Type

VOx Microbolometer

Sensor Resolution

49,152 pixels

Thermal Sensitivity

<50 mK

Temperature Range

-4° to 752°F (-20° to 400°C)


±2°C (±3.6°F) or 2%, Whichever is Greater

Field of View

55.6° +/- 2.8°

Color Palettes

Ironbow, Rainbow, Grayscale

Photo Capture

yes and Wi-Fi data transfer

Maximum Frames Per Second

<9 Hz


10,000 images


Rechargeable Thermal Imager, USB Charging Cable, Molded Soft-Storage Case with Carabiner, and Instructions

Battery Life

5 yr


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