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Thermometers
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Certeza FT-705 Digital Thermometer
Original price was: Rs. 600.Rs. 570Current price is: Rs. 570.
Certeza FT-707 Digital Thermometer
Original price was: Rs. 400.Rs. 390Current price is: Rs. 390.
Certeza FT-708 Digital Flexible Thermometer
Original price was: Rs. 525.Rs. 499Current price is: Rs. 499.The type of thermometer you reach for matters more with children than with adults. A forehead scan is fast and comfortable, but it is also more easily thrown off by sweat, room temperature, and technique, exactly the situations where an accurate reading matters most.
Jarahi’s range covers digital contact thermometers from Certeza, including a flexible-tip version, and a non-contact infrared thermometer from Beurer.
Digital Contact Thermometers
The Certeza FT-705 and FT-707 are standard digital thermometers, held under the tongue, in the armpit, or used rectally per your doctor’s guidance, and are generally the more consistently accurate option across all ages. The FT-708 has a flexible tip, gentler and safer if a child moves during the reading, since a rigid tip carries more risk of discomfort or injury with a squirming child.
Non-Contact Infrared Thermometers
The Beurer FT-100 reads temperature from a few centimetres away without touching the skin, faster and more hygienic when checking multiple family members, since nothing needs to be cleaned between uses. The trade off is sensitivity to technique: distance from the forehead, sweat, and room temperature can all shift the reading more than they would with a contact thermometer. For a quick check this is a genuine advantage. For a precise reading on a young child, particularly an infant, a contact thermometer is the more reliable choice.
Where You Measure Changes the Number
Oral, armpit, and rectal readings are not directly interchangeable. Rectal temperature reads highest and is considered the most accurate method for infants. Oral reads a little lower than rectal. Armpit reads lower still, roughly a degree below rectal. If you are tracking a temperature over several readings, use the same method each time so the numbers are actually comparable.
Fever Thresholds by Age
A rectal temperature of 100.4°F (38°C) or higher is the standard definition of a fever. For an adult, an oral reading around 100°F (37.8°C) or higher is generally considered a fever.
For an infant under 3 months, any fever, a rectal reading of 100.4°F (38°C) or above, is a medical emergency and needs immediate medical attention, not a wait and see approach. A young infant’s immune system cannot yet reliably contain infection the way an older child’s can, and fever at this age can be the only visible sign of a serious bacterial infection. Rectal is the recommended method for this age group specifically, since ear thermometers are not considered accurate before 6 months and forehead readings are known to be less consistent in very young infants.
For infants between 3 and 6 months, a fever above roughly 102°F (39°C) warrants same-day contact with a pediatrician, and any fever alongside difficulty breathing, unusual drowsiness, or a rash needs prompt medical attention regardless of the exact number.
Frequently Asked Questions – (FAQs)
Which is more accurate, a contact or non-contact thermometer?
A digital contact thermometer is generally more consistently accurate, since a non-contact infrared reading is more sensitive to distance, sweat, and room temperature. Non-contact thermometers are excellent for a fast, hygienic check across several people, but for a precise reading, particularly for a young child, a contact thermometer is the more reliable choice.
What temperature counts as a fever?
A rectal reading of 100.4°F (38°C) or higher is the standard definition of a fever. An adult oral reading around 100°F (37.8°C) or higher is generally considered a fever. Different measurement sites read slightly differently from each other, so it helps to know which method was used when interpreting any reading.
My baby is under 3 months old and has a fever, what should I do?
Seek immediate medical attention. Any fever, a rectal temperature of 100.4°F (38°C) or above, in an infant under 3 months is treated as a medical emergency, since a young infant’s immune system cannot yet reliably fight off infection and fever can be the only sign of something serious. Do not wait to see if it resolves on its own.
Why do oral, armpit, and rectal readings give different numbers?
Rectal temperature reads highest and is the most accurate method, particularly for infants. Oral reads somewhat lower, and armpit readings run lower still, typically about a degree below rectal. Use the same measurement method consistently if you are tracking a temperature over time, so the readings are genuinely comparable.
Are forehead thermometers reliable for babies?
They are convenient for a quick check but are known to be less consistent in young infants, affected by sweat, ambient temperature, and technique. For infants under 6 months in particular, ear thermometers are not considered accurate, and a rectal reading with a digital contact thermometer is the recommended method for a decision that matters.
