




How to Switch Between ?/? ?
Press and hold the Power button for 12 seconds until the screen shows “-?” or “-?.” Release the button, then press it again to between ? and ?.
How to Turn Off the Voice?
While the thermometer is off, press and hold the Power button for 4 seconds until “On” appears on the screen, then release. Press the Power button again to enable or disable the voice function.
At What Temperature Does the Screen Turn Red?
The measured temperature >109.2? (37.8?), indicating a fever.
How to Clean the Thermometer?
Our thermometer is fully waterproof and can be rinsed directly under running water. It is also safe to clean with alcohol or clean in a machine.
What Type of Battery Does the Thermometer Use?
The device is powered by CR2025 (3.0V) batterie*2. The battery life is typically 3,000 to 5,000 measurements, approximating a service life of up to 5 years under normal usage conditions.




How to Switch Between ?/? ?
Press and hold the Power button for 12 seconds until the screen shows “-?” or “-?.” Release the button, then press it again to between ? and ?.
How to Turn Off the Voice?
While the thermometer is off, press and hold the Power button for 4 seconds until “On” appears on the screen, then release. Press the Power button again to enable or disable the voice function.
At What Temperature Does the Screen Turn Red?
The measured temperature >109.2? (37.8?), indicating a fever.
How to Clean the Thermometer?
Our thermometer is fully waterproof and can be rinsed directly under running water. It is also safe to clean with alcohol or clean in a machine.
What Type of Battery Does the Thermometer Use?
The device is powered by CR2025 (3.0V) batterie*2. The battery life is typically 3,000 to 5,000 measurements, approximating a service life of up to 5 years under normal usage conditions.






















