Kidde Firex 900-CUAR Smoke & Carbon Monoxide Alarm 120V Hardwired

Kidde Firex Smoke + Carbon Monoxide Alarm – Model 900-CUAR Reliable dual-protection alarm for both smoke and carbon monoxide detection. Designed for hardwired 120V installation with AA battery backup for continuous safety even during power outages. Details: • Brand: Kidde • Model: 900-CUAR / 21032250 • Type: Smoke + Carbon Monoxide Alarm • Power Source: 120V AC, 60Hz (Hardwired with AA backup) • Audio Alarm: 85dB • Smoke Sensor: Photoelectric • CO Sensor: Electrochemical • Features: • Dual detection (smoke & CO) • Easy install mounting bracket (4 orientations) • Whole-home interconnect compatibility • End-of-life chirp after 10 years • Hush/test button • Fewer false alarms • Temperature Range: 40°F–100°F (4.4°C–37.8°C) • Humidity Range: 10%–95% RH non-condensing • Condition: Brand new in box (box shows light wear; see photos) Perfect for replacing existing Kidde or Firex units in residential installations. Ships same or next business day. Bundle shipping available—any overage if charged will be refunded when orders are combined. Items must be purchased in one order.