Instant Read Digital Ear Thermometer for Adults and Children
The LifeSource UT-302 is designed to make temperature checks quick and straightforward. Its one-button operation and ergonomic wide grip provide comfortable handling when measuring the temperature of an adult or child.
An audible beep confirms when the measurement is complete. The illuminated screen makes the result easy to view, while the fever indicator offers a simple visual reference. Its memory function stores the 10 most recent readings for convenient review.
The thermometer has a cleanable tip and does not require a protective lens cover. According to the manufacturer, it can also be used to take a temperature reading while a child is sleeping.
What Is Included?
The package contains:
- A&D LifeSource UT-302 digital ear thermometer
- CR-2032 lithium battery
- Bilingual instruction manual
- Bilingual quick-start card
How to Use
Read the supplied instruction manual before using the device. Place the thermometer in the ear as shown in the instructions, then press the measurement button. Wait for the audible beep before removing the thermometer and checking the result.
Correct positioning is important for a consistent reading. Repeat the measurement according to the manual if the displayed result appears unexpected.
Cleaning and Care
Clean the thermometer tip after use by following the instructions supplied with the device. The tip is designed for easy cleaning and does not require a disposable lens cover.
Keep the thermometer within the specified operating and storage conditions. Automatic shut-off helps conserve battery life when the device is not being used.
Safety and Precautions
Use the thermometer only as described in the instruction manual. Insert the tip gently and never force it into the ear.
A temperature reading alone does not provide a diagnosis. Consider the reading alongside the person’s symptoms and seek advice from a healthcare professional if you are concerned about their condition.
Keep the device, battery and packaging away from unsupervised children.
Product Specifications
Brand: A&D LifeSource
Model: UT-302
Product type: Instant-read digital ear thermometer
Reading time: 1 second
Temperature range: 10°C–50°C or 50°F–122°F
Display resolution: 0.1°C or 0.1°F
Memory capacity: 10 readings
Power source: One 3-volt CR-2032 lithium battery
Estimated battery capacity: Approximately 5,000 measurements
Dimensions: 55.3 × 44.4 × 158.5 mm
Weight: 65.5 g
Shipping & Delivery
Canada/USA
The estimated shipping time generally takes 5-7 business days.
Frequently Asked Questions
Q: How long does it take to measure temperature?
The device provides a reading in approximately one second. It produces an audible beep when the measurement is finished.
Q: Is it suitable for children?
Yes. The manufacturer states that it is suitable for adults and children of all ages. Always follow the positioning instructions when taking a child’s temperature.
Q: Can it be used while a child is sleeping?
Yes. Its quick ear-measurement design allows a temperature reading to be taken while a child is sleeping.
Q: Are disposable lens covers required?
No. Measurements are taken without a protective lens cover. Clean the tip according to the supplied instructions between uses.
Q: What battery does it require?
The thermometer operates with one 3-volt CR-2032 lithium battery, which is included in the package.


















Trisha Sanders –
It saves me so much time and hassles in my day-to-day work. I am sure it would make your job easier too.