Best Battery Oral Thermometers of 2025

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 4, 2025

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Battery oral thermometers are a reliable and convenient way to measure body temperature. These thermometers are designed to be placed under the tongue for an accurate reading. They are easy to use, with a simple on/off button and a clear digital display that shows the temperature in Fahrenheit or Celsius. Battery oral thermometers are also safe and hygienic, as they can be easily cleaned with alcohol wipes between uses. They are an essential tool for monitoring fever in both children and adults, and are a must-have item for any household first-aid kit.

At a Glance: Our Top Picks

Vicks ComfortFlex Digital Thermometer Cover #TOP 1
Vicks ComfortFlex Digital Thermometer
ftb score rating icon 9.9
HealthTeam Digital Thermometers by Graham-Field Cover #TOP 2
HealthTeam Digital Thermometers by Graham-Field
ftb score rating icon 9.8
Oral Thermometer for Fever with Memory Recall and Storage Case Cover #TOP 3
Oral Thermometer for Fever with Memory Recall and Storage Case
ftb score rating icon 9.6

Top 7 Battery Oral Thermometers

Vicks ComfortFlex Digital Thermometer

V966USV5
Green,Red,Yellow
Vicks ComfortFlex Digital Thermometer Cover
Vicks ComfortFlex Digital Thermometer – Accurate, Color Coded Reading in 8 Seconds – Digital Thermometer for Oral, Rectal or Under Arm Use

The Vicks Digital Thermometer offers quick and precise readings in just 8 seconds, ensuring you get the information you need without delay. The color-coded Fever InSight feature makes it easy for you to interpret temperatures at a glance, with green for normal, yellow for elevated, and red for high. Its versatile design allows for oral, rectal, or underarm use, making it suitable for everyone, from infants to adults. Additionally, the thermometer is waterproof, making cleaning simple and thorough, and it comes complete with a battery and a one-year warranty for added peace of mind.

What We Like
Fast 8-second readings
Color-coded temperature display
Versatile for all ages
Waterproof for easy cleaning
#TOP 2

HealthTeam Digital Thermometers by Graham-Field

1858
White
HealthTeam Digital Thermometers by Graham-Field Cover
HealthTeam Digital Thermometers, Oral, Rectal & Underarm, 200 Hour Battery, Bulk 24 Count

The Graham-Field Digital Thermometers offer quick and precise temperature readings for the entire family, making them perfect for home, hospital, or office use. With an easy-to-read LCD display, you can effortlessly monitor body temperature, whether orally, rectally, or under the arm. The auto shut-off feature ensures that the thermometer conserves battery life by turning off when not in use. Additionally, it stores the last measured temperature, so you can easily track changes over time. With about 200 hours of battery life, you can rely on this thermometer for long-term use without frequent replacements.

What We Like
Quick and accurate readings
Auto shut-off feature
Last measurement memory
Long battery life
#TOP 3

Oral Thermometer for Fever with Memory Recall and Storage Case

DMT-2032
Green
1 Count (Pack of 1)
Oral Thermometer for Fever with Memory Recall and Storage Case Cover
Thermometer for Adults, Oral Thermometer for Fever, Medical Thermometer with Fever Alert, Memory Recall, C/F Switchable, Rectum Armpit Reading Thermometer for Baby Kids and Adults

This digital oral thermometer is safe and accurate, with a high-precision sensory probe for detecting fever. It comes with a plastic storage case and waterproof tip for easy cleaning and hygiene. The clear LCD screen displays temperature in ℉ or ℃, with last memory recall, finish beep, and low battery alert. Suitable for all ages and can be used orally, rectally, or in armpit. It also has an indicator for when the temperature is too low or too high.

What We Like
High-precision sensory probe for accurate fever reading
Comes with a plastic storage case for easy tracking of temperature changes
Clear LCD screen with memory recall and finish beep
Suitable for all ages and can be used orally, rectally, or in armpit
Indicator for when temperature is too low or too high
#TOP 4

Easy@Home EMT-021 Digital Thermometer

EMT-021B-Green
Green
1 Count (Pack of 1)
Easy@Home EMT-021 Digital Thermometer Cover
Digital Oral Thermometer for Adult and Kid, Easy@Home Accurate Fast Reading Body Temperature Thermometer for Oral and Underarm Measurement with Fever Alarm,EMT-021B-Green

The Easy@Home Thermometer is designed for accurate and fast temperature readings, making it an essential tool for families. With a precision of ±0.2ºF, it ensures reliable measurements between 89.6-109.2 ℉. You can take readings in just 25 seconds, and the beeping alarm notifies you when the measurement is complete. Its flexible tip offers comfort during use, while the waterproof design makes cleaning a breeze. Plus, it can measure oral, rectal, and underarm temperatures, making it versatile for all ages. This thermometer is ideal for home, school, or medical settings.

What We Like
High accuracy
Fast reading
Comfortable flexible tip
Multi-functional measurements
#TOP 5

Berrcom Digital Thermometer

DT007
White
DT-007
Berrcom Digital Thermometer Cover
Berrcom Digital Thermometer for Adults and Kids, Oral Thermometer for Baby Rectal and Underarm Thermometer for Fever Alarm Medical Thermometer with C/F Switchable

The Berrcom Thermometer is a fast and accurate digital thermometer suitable for all ages. Its waterproof tip makes it comfortable to use for babies, children, and adults, and it is easy to clean. The thermometer provides quick and reliable readings, ensuring convenience and safety for you and your family. With its clear display, beeper alarm, and memory function, you can easily monitor temperature changes. The thermometer also has a switchable unit feature, allowing you to easily switch between Fahrenheit and Celsius. Its versatility makes it suitable for oral, rectal, and armpit temperature measurements. The Berrcom Thermometer is a reliable and convenient tool for monitoring fevers and ensuring the well-being of your loved ones.

What We Like
Fast and accurate readings
Waterproof tip for easy cleaning
Switchable units (Fahrenheit and Celsius)
#TOP 6

BESTWYA Digital Oral Thermometer

669A
BESTWYA Digital Oral Thermometer Cover
BESTWYA Oral Thermometer, Digital Thermometer for Fever (A, Pack of 4)

The BESTWYA Oral Thermometer is designed for user-friendliness with its minimalist design and a single button for operation. You’ll appreciate the flexible tip, which allows for comfortable temperature readings from your mouth, under your arm, or rectally. This thermometer is versatile, functioning effectively for adults, and it features a quick response time, although it may initially display "LO" if the temperature is low. Additionally, it comes with a protective case to prevent damage from drops, ensuring durability. The auto shutoff feature is a great benefit, helping to conserve battery life when not in use.

What We Like
Easy to use
Flexible and safe tip
Protective case included
Auto shutoff feature
#TOP 7

TrelaCo Digital Thermometer for Adults

TrelaCo
TrelaCo-Oral-3JT83
blue
TrelaCo Digital Thermometer for Adults Cover
TrelaCo 20 Pcs Thermometer for Adults Digital Oral Thermometer for Fever Thermometer Basal Body Thermometer Fast Reading Flexible Tip for Underarm Rectal Mouth Temperature Measurement

The TrelaCo Digital Thermometer is designed for your convenience and ease of use. With its simple one-click operation, you can quickly measure temperatures in Fahrenheit or Celsius, making it perfect for families and healthcare settings. The flexible waterproof tip ensures comfort, especially for infants, allowing for safe and gentle measurements. Additionally, the thermometer features an audible alarm that alerts you when the reading is complete, so you won't miss important results. It also automatically powers off after 10 minutes of inactivity, helping to save battery life.

What We Like
Easy one-click operation
Comfortable flexible tip
Audible completion alert
Automatic power-off
Replaceable battery
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Can you change the battery in an oral thermometer?

The battery may last a long time with normal use. However, if the battery symbol is indicating a very low battery (by blinking), or if the thermometer no longer starts or beeps, then the battery needs to be changed.

2. What oral thermometer is most accurate?

Tested & Approved. The Kinsa Smart Thermometer is a great pick for anyone looking for an effective oral thermometer that allows you to track your body temperature. When you have a fever and want the most precise reading, we recommend Vick's Speedread Digital Thermometer.

3. How long does battery last in digital thermometer?

The battery life time depends on the following factors: The built in round cell battery will last for about 2,000-3,000 measurements. The maximum storage time is 3-5 years. If you take a maximum of five to ten measurements per week for home use, the battery will theoretically last for over five years in terms of max.

Editor's Notes

During our battery oral thermometer research, we found 24 battery oral thermometer products and shortlisted 7 quality products. We collected and analyzed 47,937 customer reviews through our big data system to write the battery oral thermometers list. We found that most customers choose battery oral thermometers with an average price of $10.22.

The battery oral thermometers are available for purchase. We have researched hundreds of brands and picked the top brands of battery oral thermometers, including Vicks, Graham-Field, femometer, Easy@Home, Berrcom. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.