Nest Protect 2nd Generation Smoke + Carbon Monoxide Alarm (Battery) with Basics Batteries

  • Voice alarms with custom location
  • Phone alerts include: - Low-battery - Smoke - Carbon monoxide - Sensor failure
  • Pack of 20 AA Alkaline 1.5 Volt Batteries
  • Improved anti-corrosion components and new zinc composition give the batteries a 10-year, anti-leak shelf life


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