Tamper resistant 10 year smoke alarm. Never worry about replacing batteries again. A smart savings of up to 48 dollars. Ideal for landlords.

• 10 year sealed lithium batteries last for the life of the alarm
• Tamper resistant mechanism locks to inhibit tampering with alarm, preventing the removal of batteries
• Hush Button quickly silences nuisance alarm, useful for silencing false alarms caused by cooking, steam
• Ionization technology is sensitive to fast flaming fires and other fires
• Test/Reset button to test circuitry and reset alarm
• A warning chirp sounds at the end of the alarm’s life to indicate it needs replacement