Keep your home and family safe with long-lasting power Duracell's 9V or Specialty batteries for smoke alarms. When it comes to something as important as a smoke alarm for your home, make sure you use reliable batteries.
Long lasting power guaranteed
Duracell 2032 lithium coin batteries - up to 50% more power
(vs. IEC Service Output test minimum average duration for 2032, 2025 and 2016 Lithium Coins. Results may vary by device and usage patterns)