Best Mercury Thermometers in 2026

💖DIGITAL THERMOMETER FAST/COMFORTABLE READINGS: The Easy@Home Baby Rectal Thermometer provides a lightning-fast reading for kids, toddler, infant, newborns alike. This kid and baby item is designed for rectal use only and features a short, flexible waterproof probe that is more comfortable than other models. The display takes only 10 seconds to register the temperature, featuring a liquid crystal display (safer than a mercury thermometer display that may break).

💖FLEXIBILITY AND BETTER ACCURACY: Use infant rectal thermometer to know if your child has a fever. Temperatures from the rectum is the closest way to finding the body's true temperature. Rectal temperatures run higher those form the mouth or armpit (axilla). The generally accepted "normal" temperature reading is 98.6°F/37℃, a temperature, taken rectally, ranging between 97.9-100.4°F is also considered normal.

💖EVERLINE INDICATING FEVER TECHNOLOGY: Professional baby thermometer is highly effective and durable. Equipped with Feverline Indicating Technology to instantly and easily identify when a fever is present. After each measurement, the triangular arrow on the display will indicate whether no fever, a slight fever, or a high fever. Record the temperature twice a day (early morning and late afternoon) for best accuracy.

✔️【No Touch Thermometer】The thermometer for kids should measuring distance between the thermometer and the forehead must be 0.4-1.2in. Non-contact thermometer, it is safe and hygiene to prevent cross-infection. It is actually more convenient than standard mercury thermometer and touch thermometer.

✔️【Intelligent Fever Warning】The infrared thermometer is Equipped with fever warning function(green, yellow, and red), which can help you better know the temperature status with corresponding lights and beeps. Intelligent auto turn-off after 15 seconds.

✔️【35 Readings Memory Storage】Our forehead thermometer for Fever can memory 35 readings to continusly track your family member's tempreature. Which can handle it in advance if your family members' temperature is slightly high. The digital thermometer forehead can switching to mute mode will prevent any sounds to not disturb children.

ACCURATE AND RELIABLE - Clinically tested and proven to be reliable and accurate. Uses the latest 2022 infrared technology and algorithm with the capability to detect and differentiate temperature differences of up to 0.01°. Get hospital grade accuracy right in the palm of your hand!

PATENTED BLUE LIGHT SENSOR - The thermometer gun is now equipped with a patented blue light and distance sensor that guides the user to the ideal positioning and distance of the thermometer for easy & accurate measurement.

NEW CONTACTLESS DESIGN – Unlike conventional thermometers such as mercury, ear, oral and rectal thermometers that are intrusive, the Innovo iF100B forehead thermometer uses no touch measurement technology to take temperature readings of patients or family members. Work on infant, kids , teens or adults.

QUICK AND ACCURATE – Fast and Precise 10-second readings. This unit is safe for children and adults

MERCURY FREE – The best alternative to mercury thermometers. Safe for babies, travel and the environment

FLEXIBLE TIP and WATERPROOF – Feels Softer in the Mouth. Waterproof design allows for easy cleaning

✅Best Forehead Baby Thermometer ever in the market, NCT-301 non-contact forehead thermometer instant-read thermometer for kids, children & adults, take the accurate temperature in 1 second. Great choice for family, nursery, clinic, school. Ideal for healthcare professionals: pediatrics, doctors and nurses.

✅Reliable and Accurate: Thanks to the Easy@Home advanced infrared Detection System, NCT-301 can take not only Body Temperature but also Object Surface Temperature and Room Temperature within 1 second. Large LCD screen: Green, Yellow, and Red for normal, elevated and high human body/head fever temperatures.

✅Unique Designed Thermometer: Newly designed instant-read thermometer with reading in either Celsius or Fahrenheit. a free plastic hard case for travel or safe protection; Advanced memory tech for 32 readings; Backlit; Silent&Beep mode; auto off; hygienic touch free (comfort no touch non-contact no strips mercury free); safety first audible fever alert; plus two batteries for more than 40,000 accurate measurements.

#1 BEST BABY AND ADULTS THERMOMETER OR WE'LL SEND YOUR MONEY BACK ! Fast, Reliable Read: When your little one's hurting, every second counts. Thankfully, our Digital Baby Thermometer registers 100% accurate temperatures in as little as 10 seconds flat.

NO MORE "OUCH": Thanks to its soft, flexible tip, this comfortable medical thermometer won't poke or chafe your child's delicate skin. Not even when you're taking the temperature rectally.

LARGE LIGHTED DISPLAY: Even in the dark, you'll clearly see the high-definition read-out on our jumbo LCD window. At the press of a button, you can even switch from Fahrenheit to Celsius & back.

【NO BATTERY REQUIRED】Thermometer hygrometer is mechanical and has a longer life expectancy in use, you don't worry about cold weather draining the battery since the analog work well but no batteries needed replacing

【SIMPLE TO OPERATE】 Thermometers easy to know current temperature and humidity, No instructions necessary. This is the simplest thermometer with no buttons to operate.

【TWO IN ONE DESIGN】Hygrometer displays both the temperature and humidity accurately; thermometer accurate from -20℉ and 120 ℉ (-30 ℃ and 50 ℃), humidity from 1% to 99%, could accommodate all kinds of climates

Helps Maintain Ideal Environment To Keep Reptiles Healthy --- While caring for your beloved reppies, temperature plays a quintessential role. Their tank temperature must not be so high to cause overheating. It shouldn’t also be too low as it may affect digestion. If unable to properly digest food, reptiles can be very sluggish and lethargic. Reptile Digital Thermometer by SunGrow allows you to closely monitor the right temperature to keep them in perfect health condition.

Provides Accurate Temperature Measurement --- Cold-blooded animals like reptiles regulate their body temperature from external sources. It is important that a bearded dragon kept in captivity should be kept in an enclosure that can replicate the temperature it receives in the wild. This gadget can effectively give the precise measurement to help them feel comfortable in their new home.

Easy To Read, Install And Operate --- This gadget features a digital screen that displays reading in both Fahrenheit and Celsius. It provides temperature measurement in decimal points and is easier to read than its mercury counterpart. To use, just open the battery cover and insert the LR44 button cell batteries (not included) with (+) positive side up. Pack also includes suction cups to help you conveniently attach it outside the terrarium.

【Non Contact Measuring】To prevents cross infection, the no touch infrared forehead thermometer measures within 3 inch distance. Infrared no contact technology is much safer and better compared to the mercury thermometer. And the special non-slip hand-held design allows you to hold the thermometer easily and comfortably.

【Friendly Design】This thermometer can be used not only to measure the temperature of human body, but also to measure the temperature of objects. It is suitable for a wide range of applications, including infants, children, adults, and the elderly in body mode. In object mode, it can be used to measure water temperature, food temperature and room temperature. And you can switch between °F and °C with just one press of the C/F button.

【LCD Display】Large LCD display thermometer including color change (Green, Orange, Red) as temperature gets higher. Light display so you can see the temperature accurately even in the dark. At the same time, there is a fever alarm function with this thermometer. The thermometer will automatically sound to alert you when the measured temperature is above normal.

Weather resistant and rust proof

Vertically curved design

Easy to read numerals

Keep ovens baking and roasting with precision using this durable and accurate thermometer.

Hang the thermometer in the oven or stand it up to read while the oven is on.

Measuring 100 to 600 degrees Fahrenheit, this thermometer features a large face with easy-to-read zone guide references.

10 Seconds Reading: Fast & Accurate Measure.Clear lighted display offers a convenient and high-definition reading even at darkness. You can take temperature under the tongue, under the armpits, or in the rectum to get a reading in 10 Seconds (Warm Tips: The temperature under the tongue is the most accurate due to the environment).

℃/℉ Switchable: The Ear/Head temperature reading shows in the Fahrenheit and Celsius. Press and hold the On/Off button for 4 seconds to switch. LCD screen with units is convenient to read.

Beep to Prompt: Once the thermometer reaches the highest temperature within its operation range, its screen will flash and beep to remind you to check the result.

FUN WAY TO SIMPLIFY SCIENCE - Students can measure tenperature with this bulk set of dual-scale thermometers. Thermometers are metal-backed and dual-scaled.

INCLUDES - Each thermometer has two scales ranging from -14 to 230-degrees Fahrenheit and -33 to 110-degrees Celsius Includes 10 thermometers, each measuring approximately 5-3/4".

INCREASE UNDERSTANDING WITH THIS VISUAL TOOL - Perfect for teaching freezing and boiling tenps, and number relationships.

Item Package Length: 3.8cm

Item Package Width: 9.4cm

Item Package Height: 21.8cm

Waterproof Tip: The tip of our digital basic thermometer is water-resistant, you can freely use it for the whole family members as you can clean it with alcohol pads after each use.

℃/℉ Switchable: Temperature reading shows in the Fahrenheit and Celsius. Press and hold the On/Off button for 4 seconds to switch. LCD screen with units is esay to read.

Upgrade version: Fast & Accurate Measure.Clear lighted display offers a convenient and high-definition reading even at darkness. You can take temperature under the tongue, under the armpits, or in the rectum to get a reading in 1 minute (Warm Tips: The temperature under the tongue is the most accurate due to the environment).

Ruiyx Fast delivery within 7-12 days.

It can measure your childs temperature, Help your family test their health.

Humanized design: Accurate temperature measurement

🍂EASY TO READ & SAFE WITH ALARM: It comes with a sanitary storage case. Open the plastic cover and place it under your tongue and close your mouth for about 45 seconds. Loud beeping alarm indicates the completion of the measurement. Memory function shows the last temperature reading on large face LCD display after the power is turned on. This thermometer does not contain mercury which means no chance of broken glass.

🌵MEDICAL TECHNOLOGY & PROFESSIONAL ACCURACY: The safety 1st rapid read thermometer is small in size and a clinically accurate thermometer with high precision at ±0.2ºF in the range of 89.6-109.2 ℉. It measures body temperature to 1/10th of a degree precision (e.g. 97.1 ℉) in Celsius or Fahrenheit. Measurement units can be switched between ℉ and ℃ according to preference. The best choice for families, schools, hospitals, and clinics.

🍋FLEXIBLE TIP & EASY TO CLEAN: This thermometer for infants and adults has an extra soft tip that you can flex the probe tip if you want. The waterproof tip also lets you clean the thermometer in an easy and hygienic way. A flexible thermometer that provides safe, quick, comfortable, and clean measurements for your babies.

In winter, all liquid will be in the bulb as it will show room temperature. You can use it without shaking it the first time when you take it out of the box. If not, please reset (shake) the thermometer before using it.

It is designed to have a stop feature in the tube, this helps you to lock the data. It can rise, but it can't go down automatically unless you shake it (tip down)

Change the view angle slightly 3 to 5 degrees by rotating the thermometer, so you can easily read your temperature.

Measures temperature (F)

Displays humidity (percent RH)

Mount indoors or outdoors

Analog thermometer

Indoor or outdoor use

Measures temperature in degrees Fahrenheit

❤Water temperature stickers no use of traditional materials (mercury, glass to avoid mercury poisoning and glass scratches)，Water temperature stickers Use new non-toxic and environment-friendly liquid crystal materials（characteristics：Waterproof and reusable）

❤Baby weak constitution, bath water temperature once can not meet the requirements, easy to catch a cold or scald，The use of temperature CARDS can better control the temperature, prevent the water temperature is too low or too high, the baby can not retain the consequences（New mother's good helper）

❤The Water temperature stickers made of liquid crystal materials can provide more scientific, safe and accurate data，The Water temperature stickers soak in Water for 15 seconds or more, to achieve the green area, the Water temperature is appropriate，If you don't reach the green area, the water temperature is too low or too high.

Non-toxic biodegradable liquid & dye

Easy to read blue liquid

Each thermometer serialized

[Body & Surface Mode] Free switch between body mode and surface mode, just simply press the button, you will get the temperature just in 1s. At the body mode, the infrared thermometer for fever will remind you the status of body temperature with 3 temperature color backlight.(Green=Normal, Orange=Caution, Red=High Fever). Or switch to the surface mode, so you can take the temperature of food, liquid, an object or a room . (In surface mode, the backlight always in green)

[High Accuracy With Advanced Technology] With a high-precision infrared sensor and the latest smart chip, the infrared thermometer automatically reduces the influence of the surrounding factors. Delivers temperature readings with a small error margin.(±0.4℉/±0.2℃）

[Non Contact Infrared Thermometer] Use the thermometer to take temperature with a 1.2-2 inches distance from forehead, avoid to touch the skin. Just simply press the button, get the temperature quickly just in 1s! Compared to the traditional mercury thermometer, Infrared Thermometer is Faster, more Accurate, Reliable, Safe & Hygienic.

48-HOUR CONTINUOUS MONITORING: Easily monitor your child’s temperatures for a continuous 48-hours with a simple lift of the arm. It’s fast, convenient, and doesn’t require waking a sick child while they're sleeping. Just place the thermometer under the child's arm, use, and dispose – it’s that easy!

PORTABLE AND VERSATILE: TraxIt thermometers are ideal for at-home use, and when you’re on the go! Why carry a bulky, expensive, and breakable thermometer, when you could use TraxIt instead? TraxIt thermometers are compact and light-weight, making them the perfect addition to your medicine cabinet, diaper bag, first aid kit, purse, or suitcase - so you never have to worry about being unprepared!

SAFE AND RELIABLE: TraxIt thermometers are 100% hygienic; latex, glass and mercury-free; waterproof; and hypoallergenic! They feature a safe, medical grade adhesive enabling the thermometer to stay in place for a full 48-hours. And disposing of the thermometer after use virtually eliminates the risk of spreading germs and infections throughout your household!

Actual Product May Vary.

See Product Specifications for more detailed information.

℃/℉ Switchable: Temperature reading shows in the Fahrenheit and Celsius. Press and hold the On/Off button for 4 seconds to switch. LCD screen with units is easy to read.

Upgrade version: Fast & Accurate Measure.Clear lighted display offers a convenient and high-definition reading even at darkness. You can take temperature under the tongue, under the armpits, or in the rectum to get a reading in 1 minute (Warm Tips: The temperature under the tongue is the most accurate due to the environment).

Waterproof Tip: The tip of our digital basic thermometer is water-resistant, you can freely use it for the whole family members as you can clean it with alcohol pads after each use.

PRESET WARNING ALARM: If temperature goes outside the "safe" zone, a timer will activate and display the amount of time out of the zone -- timer counts up to 24 hours.

VERSATILE DESIGN: Thermometer has a magnet, clip, suction cup, or can stand for multiple location placement options.

USE AND CARE: For best results, hand wash the thermometer; do not put the thermometer in the dishwasher.

🌡️℃/℉ Switchable: Temperature reading shows in the Fahrenheit and Celsius. Press and hold the On/Off button for 4 seconds to switch. LCD screen with units is esay to read.

🌡️ Upgrade version: Fast & Accurate Measure.Clear lighted display offers a convenient and high-definition reading even at darkness. You can take temperature under the tongue, under the armpits, or in the rectum to get a reading in 1 minute (Warm Tips: The temperature under the tongue is the most accurate due to the environment).

🌡️ Waterproof Tip: The tip of our digital basic thermometer is water-resistant, you can freely use it for the whole family members as you can clean it with alcohol pads after each use.

【LARGE MEMORY AND AUTOMATIC SHUTDOWN】: The thermometer can store the last 32 test data for recording temperature changes. Once completed, it will automatically shut down within 10 seconds without any action(automatic shutdown function).

【LED DISPLAY AND MEMORY FUNCTION】： Electronic display design, easy to read body temperature data, with memory function, you can check the last body temperature conditions. ℃ and ℉ are switchable, large, easy-to-view. Can save the memory of 32 sets of temperature data, convenient to use.

【ACCURATE AND FAST】: Built with high-quality and high-sensitivity sensors, accurate test results can be obtained in 0.5 seconds. No longer struggling with naughty pets, this is an excellent alternative to oral or rectal mercury thermometers.

Constructed from durable 304 stainless steel with a glass lens, withstands pressure, autoclave cycles, high temperatures and rust

Mercury free, waterproof, with removable protective silicone sleeve to prevent moisture from making contact with the dial

Threaded connection (1/4" NPT) screws directly into in-line processes, or can be used to mount on included stand