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My Lavatools PT12 Javelin Thermometer shows an error and battery symbol How do I replace the battery?

1Answers
McSerenity
12/17/2025, 06:13:34 AM

To replace the battery in your Lavatools PT12 Javelin Digital Instant Thermometer, follow these steps: First, fully retract the probe. Next, find the battery door located on the back of the thermometer. Use a coin to twist the battery door open in a counterclockwise direction. Carefully take out the old battery. Insert a new CR2032 battery, making sure the positive (+) side is facing upwards. Close the battery door by turning it clockwise with a coin until it's secure. For visual aids and more details, consult the user manual that came with your Lavatools PT12 Javelin.

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