First Alert 265840 Sealed-Battery Ionization Smoke Alarm, White

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The Ionization Smoke Alarm features a tamper-resistant lithium battery that provides a full protection without having to change the batteries.
SKU: 43055763
MFG: 265840
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  • Color: White
  • Round
  • Mounting Type: Ceiling Mount/Wall Mount
  • Standards: UL 217
  • Indicating Light Yes/No: Yes
  • Alarm Type: Horn
  • Detecting Gas: Smoke
  • Mute Button Yes/No: Yes
  • Battery Type: Lithium Metal (Non Rechargeable)
  • Complies with all current 10-year legislation in states/cities where required
  • No battery changes for the life of the alarm
  • Includes 3V lithium power cell
  • Ionization sensor
  • Perfect-mount allows for easy alignment of alarm


MFR: 265840
SKU: 43055763
UPC: 029054014436
Brand: First Alert
Weight: 1.0 lb