First Alert Battery-Powered Ionization Smoke/Fire Detector

Help keep your home and family safe with this First Alert Battery Powered Smoke Alarm 2 pack. It features an ionization sensor for smoke detection and a loud 85-decibel alarm. It also includes a convenient single test button. The battery-powered alarm doesn't require wiring to install and continues to monitor your home even if there's a power failure. The tamper-resistant alarm has an easy-access side battery drawer, so there's no need to remove the alarm from the ceiling to change the battery. Do not mount less than 12 inches (305mm) away from fluorescent lights. Electricalnoise can interfere with the sensor
Help keep your family safe with this 2-pack of battery-powered smoke alarms featuring an ionization sensor for smoke detection; a loud 85-decibel alarm sounds when smoke levels are elevated
Ionization sensor is effective in recognizing smoke from flaming fires such as paper and grease fires
Battery-operated alarm unit provides continuous monitoring even if there's a power failure; plus, it's easy to install
Tamper-resistant alarm also features a test button, side battery door, and missing-battery guard
To ensure complete protection make sure to place one on each level of your home and in each bedroom