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How to Replace the Battery in a Telldus 15261 Door/Window Sensor Bluetooth?

1Answers
RobertMarie
12/17/2025, 10:26:42 AM

To replace the battery in your Telldus 15261 Door/Window Sensor Bluetooth, follow these straightforward steps:

  1. Gather Supplies: You'll need a fresh 3V CR1632 battery.
  2. Open the Sensor: Carefully separate the main unit (the larger part) from the frame. This is where the battery is located.
  3. Remove the Old Battery: Take out the old battery from its compartment.
  4. Insert the New Battery: Place the new battery into the compartment, making sure the positive (+) side faces up.
  5. Close the Sensor: Reattach the main unit to the frame, ensuring it's securely closed.

Following these steps will ensure your Telldus 15261 Door/Window Sensor Bluetooth continues to function properly.

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