“Which type of batteries do these use, and how long do they typically last?”

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• ecobee SmartSensor uses a CR-2477 battery. Learn more: https://support.ecobee.com/hc/en-us/articles/360051204771-Replace-your-SmartSensor-battery

  Answered by ecobee 4 years ago

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• Cr 2032 last about 12-18 months

  Answered by Emsbigfoot 3 years ago

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• CR2477 5 years

  Answered by Bobby 3 years ago

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