LF40 - Baby product BRAUN - Free user manual and instructions
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| Product Type | Infrared Ear Thermometer |
| Brand | Braun |
| Model | LF40 |
| Color | White with soft blue accents |
| Dimensions (L x W x H) | Approx. 1.5 x 1.0 x 6.0 inches (38 x 25 x 152 mm) |
| Weight | Approx. 2.1 oz (60 g) including battery |
| Power Source | 1 x CR2032 lithium battery (included) |
| Measurement Range | 93.2°F to 107.6°F (34.0°C to 42.0°C) |
| Accuracy | ±0.4°F (±0.2°C) in clinical range |
| Measurement Time | About 1 second |
| Memory | Displays last reading |
| Auto-Off | After 10 seconds of inactivity |
| Age Range | Newborns and up (all ages) |
| Cleaning & Maintenance | Clean lens with a soft dry cloth after each use; replace lens filters (if applicable) regularly |
| Safety Features | Flexible tip for gentle insertion; CE and FDA cleared |
| Accessories | Includes 1 battery, storage box, and instruction manual |
| Replacement Parts | Lens filters available as optional accessory |
| Warranty | 2 years limited warranty |
Frequently Asked Questions - LF40 BRAUN
How do I clean the Braun LF40 thermometer?
Clean the lens with a soft, dry cloth after each use. Do not use water or cleaning agents. Replace the lens filter (if used) regularly.
What type of battery does the LF40 require?
The Braun LF40 uses one CR2032 lithium battery, which is included with the device.
How accurate is the Braun LF40 thermometer?
The LF40 has a clinical accuracy of ±0.4°F (±0.2°C) within the measurement range of 93.2°F to 107.6°F (34.0°C to 42.0°C).
Can I use the Braun LF40 on a newborn?
Yes, the LF40 is suitable for all ages, including newborns. The flexible tip ensures gentle use.
How long does it take to get a temperature reading?
The measurement takes approximately 1 second once the probe is correctly positioned in the ear.
Does the LF40 store previous readings?
It displays the last measured temperature for up to 10 seconds before auto-off.
How do I change the battery in the Braun LF40?
Slide off the battery compartment cover (located at the bottom of the handle) and replace the CR2032 battery with the positive side facing up.
What is the auto-off feature?
The thermometer automatically turns off after 10 seconds of inactivity to conserve battery life.
Are the lens filters necessary?
Lens filters are optional but recommended for hygienic purposes and to keep the lens clean. They can be purchased separately.
What should I do if the LF40 shows an error message?
If you see an error like "Err" or "Lo", ensure the probe is clean and properly inserted. If the problem persists, replace the battery or contact Braun customer support.
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