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The built-in Fever InSight® color-coded display makes it easy to understand results at a glance: green indicates a normal temperature, yellow means slightly elevated, and red signals a high fever. The thermometer also features memory recall, waterproof construction for easy cleaning, and comes ready to use with a battery included. Backed by a 1-year warranty, the Vicks ComfortFlex is a reliable, easy-to-use thermometer for everyday health checks.
Special Features: This children & baby thermometer is waterproof for easy, thorough cleaning and is BPA free. Plus, it includes a battery and has a limited 1-year warranty
Versatile: With an 8-second result and a flexible, comfortable tip, it’s great as an oral thermometer for adults, infants, toddlers, and kids; ComfortFlex also works as an oral digital or baby rectal thermometer or under the arm
A century of powerful relief: At Vicks, we believe everyone deserves a touch of care; rely on these adult, kids, and baby thermometers for quick, accurate results when you need them most
Easy to read: Color-coded Fever InSight guide on this digital thermometer for babies shows temperature readings and makes them easy to understand quickly; green indicates normal, yellow elevated temperature, red high temperature
Quick, accurate results: This Vicks quick read thermometer delivers accurate, easy-to-read results in just 8 seconds so you get fast results when it matters most, and its memory feature recalls and displays the last temperature taken
11 reviews for Vicks ComfortFlex Digital Thermometer: Accurate Color-Coded Reading in 8 Seconds, Digital Thermometer for Adults & Children, Oral, Rectal, or Under Arm Use
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$12.48

CareS –
The perfect thermometer
This is the best thermometer. I love that when it’s finished doing its reading you wait a second or two and then it lights up the dial so you can easily read the temperature. Some people complain that it’s low on battery. That is a natural reading of the thermometer while it’s booting up. I have three of them now I love them. And if you’re older, and your eyesight is not the best and unique glasses this is for you. Plus, it’s easy in your mouth. It’s very flexible and it only takes a few seconds to treat your temperature. I find it very accurate.
RMBranch –
Wonderful thermometer
This Thermometer is the best I’ve ever had. It works fast, it’s accurate, and it’s easy to use.
Yukiko –
Excellent thermometer for babies and toddlers
Thermometer fast and easy to use in baby’s and toddler’s.Love the design.
Amazon Customer –
I would recommend the Vicks Comfort Flex thermometer
This is my 3rd or 4th order of this same Vicks thermometer. The first two came with a plastic holder (which I saved before throwing out the 2nd one). The other Vicks comfort flex thermometers had a beep when they were done taking temperature, but this new one I got today (12/1/25) doesn’t make a sound (I guess unless I would have a temperature, then it will make a sound according to the description). All in all, I trust this Vicks thermometer for accurate temperatures, as long as you don’t eat or drink anything at least 10-15 minutes before taking your temperature.
Sierra Garrison –
Great little thermometer
This thermometer it very easy to use. It can be quick, which sometimes I do not trust so I do three recordings and take the average. Thats just the scientist in me I guess. But for being as cheap as it is, I guess it averages out. My favorite thing about this is the lights that show when the temperature is taken. Green for good, orange for fever slight fever, and red for bad fever (although I haven’t seen the red yet… it is a good thing).I think this thermometer is a great little thing to have handy, it feels nice and I feel like after taking the average it is about accurate. The beeping when it is finished is not to loud, which I also appreciate.
Richie Sideways –
Great for multiple fast readings.
As a physician this is my go-to thermometer for my travel bag and family home. In the clinic we use the Welch Allen and at $300 they are terrific. Here at the house however, anyone could grab it and there is a chance it just may get dropped in the water.The fast read thermometer allows you to take several reads and find an average or throw out an outlier. The price and ease of reading make them a winner.
D. Decker –
Cannot be Used Without Additional Purchase
This product cannot be used out of the box. According to the instructions, in all caps, “YOU MUST COVER THE THERMOMETER’S TIP WITH A SINGLE-USE, DISPOSABLE PROBE COVER. Probe cover not included.” I’m not sure what will happen, but my guess is it may affect the accuracy of the readings. So now I have to go buy these separately.
Mx.c3ll0_feign –
Good choice
I have chronic illness and often feel feverish even though I rarely get fevers. I thought it was time to get a thermometer to keep an eye out. I chose this one because of it’s flexibility (I cannot stand a hard thermometer stabbing me).This thermometer is comfortable and fast.
syamsterji –
Easy to use, gives quick and accurate readings. Able to easily toggle between Fahrenheit and Celsius, contrary to what some other reviewers have said.
joao –
Fahrenheit only, and this is not clear on product description.
P34SGFR –
Completely inaccurate