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CE MDR Gun Type Non-contact Infrared Baby Electronic Forehead Thermometer

Model no.: DET-3021
Unit dimension: 14.5 x 9.1 x 4.2 cm
Weight: 131g (with battery)
Measuring range: 34.0°C - 43.0 °C
Measuring accuracy: ±0.2 °C between 35.5 - 42.0 °C
Measuring distance: less than 5cm
Battery: 2 pcs of AAA 1.5V batteries
  • DET-3021

  • OEM available


DET-3021 temperature gun is ideal for home use. Gun type forehead thermometer with distance detection makes measurement accurate and safe.

The DET-3021 infrared forehead thermometer is specifically  designed for safe use on the forehead. The Infrared Forehead  Thermometer is a device capable of measuring people's body  temperature by detecting the intensity of infrared light emitted  from the forehead. It converts the measured heat into a temperature  reading displayed on the LCD. When properly used, it will quickly assess your temperature in an accurate manner.

1. Probe 2. Test Button 3. Memory Button 4. Mode Button 5. Voice Button 6. Battery Cover  7. Display 

DET-3021 description


Model Number DET-3021
Description Non Contact Infrared Forehead Thermometer
Certification ISO 13485,CE0197,ROHS
Measuring Range Forehead mode: 34.0℃~43.0℃(93.2℉~109.4℉)
Object mode: 0℃~100℃(32℉~212℉)
Specification Memory 30 Sets Memories
Response Time 1 second
Laboratory Accuracy Forehead mode:
±0.2℃ (0.4℉) during 35.5℃~42.0℃ (95.9℉~107.6℉) at 15℃~35℃ (59.0℉~95.0℉) operating temperature range
±0.3℃ (0.5℉) for other measuring and operating temperature range
Object mode: ±4% or ±2℃(4℉) whichever is greater
Display LCD Display, Size of 24.0*26.2mm
Fever Alarm when over 37.8℃ (100.4ºF)
Battery 2*AAA
Battery life About 1 years for 3 times per day
Dimension 14.5 cm x 9.1 cm x 4.2 cm (L x W x H)
Weight Approx. 131 grams including battery
Functions Date/Time Yes
℃/℉ Switchable Yes
Auto-Off Yes
Error measurement message Yes
3 Color Backlight Optional
Talking Optional
Bluetooth Optional


DET-3021 infrared forehead thermometer features on fashion design gun type. The best measuring distance should be less than 5cm.

●30 reading memories

●1 second reading

●Backlight optional

●Talking optional


Q: What are differences among your forehead thermometer?

A: Joytech forehead thermometers are with similar functions for option as per your need. They differ from appearance designs such as the LCD size, the button position and probe radians that meet different measurement habits.

Q: What is the application for the device?

A: There is no gender or age limitation for using infrared forehead thermometer. You can not only measure for body temperature, but also measure the object or environment temperature in reasonable range.

Q: How about the price?

A: We are factory, not dealer, so we can give you a more reasonable price than those trade companies can.

Q: Why you choose sejoy?

A: We have more than 20 years of experience in this field, familiar with the market, understand the rules of the industry, we have a professional team and first-class quality, can meet all your needs.

Q: What is your MOQ?

A: Please contact the customer service, and the price is negotiable for large quantity.

Contact us for a healthier life

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Measurement range: 32.0 °C to 42.9 °C
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Battery: 1.5 V battery, size LR41, SR41 or UCC 392
Display: LCD display, size 16.2×7.0mm
 NO.365, Wuzhou Road, Zhejiang Province, Hangzhou, 311100,China

 No.502, Shunda Road. Zhejiang Province, Hangzhou, 311100 China




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