AOJ-20H Non-contact Infrared Forehead and Ear Thermometer

Item No.: 20H
1. One button operation, Instant reading in less than 1 second
2. Audio and visual fever warning
3. Store up to 40 temperature readings
4. CE and FDA approved

Why Choose AOJ-20H Infrared Thermometer?

1. Multi-Function: It has forehead mode, ear mode, object mode, 3 modes to make the temperature measurement more accurate. 
2Easy to use, the machine design intention is simple and accurate.
3. Read the temperature in 1 second, so the parents no longer worry about the difficulty of temperature measurement, and sick children can sleep soundly without being disturbed by temperature measurement.
4. It can help you remember 40 sets of temperature data. You have no need to record it anymore.
5. With Mute Mode;
6. Fever warning function;
7. Conversion of Celsius/Fahrenheit Units;
8. Automatic shutdown function, low power consumption.
9. Slim cut, small body with large screen, show current and previous readings.
10. Multi-function: Strict inspection standard, control the accuracy within ±0.15℃in blackbody mode, with thousands of clinical trials.
11. Product Quality Reliable: 100% Product Testing. Every unit will run environmental test between 15℃ to 35℃.
12. Product Design: 
Unique Shape Patent Design Protection Product. It has obrious advantage to open the market than public model.
13. With stylish protective pouch with every purchase
14. 3 Colors Backlight, color temperature indication
15. The AOJ Infrared Thermometer shuts off automatically after 10 seconds to preserve life of battery.
16. Low battery indicator, warns user to replace battery.
17. Factory Price, The price is very competitive.
18. Useage: The product is not only perfect for use with newborns, infants, children or adults , but also perfect to use test room temperature, milk, water, bath water and so on .

Product Name 3 in 1 Forehead & Ear Temperature Thermometer AOJ-20H
Applicable Regulations and laws ASTM E-1965-98(Reapproved 2009) standard specification for Infrared thermometers for intermittent determination of patient temperature
ISO80601-2-56 first edition 2009-10-01 medical electrical equipment -part 2-56: particular require-ments for basic safety and and essential performance of clinical thermometers for body temperature measurement.(general plastic surgery/general hospital)
Display Segment LCD display, 4 color LED backlight
Temperature Units °C/°F, Switchable
Power Supply DC 3V, AAA*2
Measurement Range Forehead: 32°C-42.9°C(89.6°F-109.2°F)
Ear:  32°C-42.9°C(89.6°F-109.2°F)
Object: 0°C-100°C(32°F-199°F)
Accuracy(Laboratory) Ear&Forehead mode ±0.2°C/±0.4°F
Object mode ±1°C/±2°F
Display Resolution 0.1°C/°F
Automatic Shut Down 10s±1s
Memory 40 Groups of values
Operational Conditions Temperature:10°C-40°C (50°F-104°F)/Humidity:15%-95%RH,non-condensing atmospheric pressure:70-106kPa
Storage Condition Ambient temperature:20°C-55°C(-4°F-131°F)relative humidity: 0-95% RH,non-condensing atmospheric pressure :50Kpa to 106Kpa
Battery 2*aaa, can be used for more than 3000 times temperature measurement
Gross Weight&Dimension 93g(with Batteries)163.5*40*41mm






Product name

FDA approved 510k non-contact infrared thermometer with local medical device license




Applicable regulations and laws


ASTM E 1965-98 (Reapproved 2009)

Standard Specification for Infrared Thermometers for Intermittent Determination of Patient Temperature                                                         

ISO80601-2-56 First Edition 2009-10-01

Medical Electrical Equipment - Part 2-56: Particular Requirements For Basic Safety And Essential Performance Of Clinical Thermometers For Body Temperature Measurement. (General Plastic Surgery/General Hospital)


Segment LCD, green and red LCD backlight

Temperature units

℃ /℉, switchable

Power supply


Measurement range

Forehead: 32.0°C-42.9°C (98.6°F-109.2°F)

Ear: 32.0°C-42.9°C (98.6°F-109.2°F)

Object: 0°C-100°C (32°F-212°F)

Accuracy (Laboratory)

Ear & Forehead mode

±0.2℃ /±0.4℉

Object mode


Display resolution


Automatic shutdown



40 groups of measured temperature.

Operational conditions

Temperature: 10℃-40℃ (50℉-104℉) /

Humidity: 15-95%RH, non-condensing Atmospheric pressure: 70-106 kPa

Storage condition

Ambient Temperature: -20°C to 55°C (-4°F-131°F)

Relative Humidity: 0-95% RH, non-condensing

Atmospheric pressure: 50kPa to 106kPa


2*AAA, can be used for more than 3000 times

Weight & Dimension

80g (with battery), 143×35×41mm(body size)