Built-in Battery Smoke Detector

This smoke alarm offers hassle-free safety with a built-in 3V lithium battery that lasts 10 years, eliminating the need for battery replacements. It boasts a loud 85dB alarm, reliable smoke detection with a sensitivity of 1.59-2.80%/ft, and a convenient 8-minute silence function.

FEATURES

• Built-in lithium battery that eliminates the need for battery replacements for a decade
• 85dB alarm ensures you'll hear the alert even from a distance
• Dependable and reliable smoke detection and peace of mind