Kidde FireX i9050 Basic Smoke Alarm with Test Button, 9V Battery Operated, White

Technical Specifications
• Power: 9V battery operated
• Audio Alarm: 85dB
• Temp Range: 40°F (4.4°C) to 100°F (37.8°C)
• Humidity Range: Up to 85% relative humidity (RH)
• Sensor: Ionization

User-Friendly Features
• Test button tests smoke alarm circuitry and horn
• Flashing red light flashes every 30 to 40 seconds to indicate that alarm is receiving power
• Low battery indicator - in the event of a low battery, the smoke alarm will sound a warning chirp
• Loud piercing horn (85 decibels) will alert you quickly
• Tamper resist locking pin will deter battery and alarm theft

Easy Installation
• Twist off mounting plate included, for fast installation and easy, safe battery replacement
• Alarm requires no wiring - alarm is battery powered with 9V battery