Kidde Firex Smoke & Carbon Monoxide Detector, Hardwired with 9V Battery Backup & Voice Alarm, 3-Pack Item #116811 | Model #20135-01202-36 Two-hole overflow plate

Two-hole overflow plate

available in light gray

The interior side of the deadbolt has a turn piece to operate the bolt while the exterior side requires a key

Two locking features prevent battery tampering

PY1PNA030040ACBA

Kidde Firex Smoke & Carbon Monoxide Detector, Hardwired with 9V Battery Backup & Voice Alarm, 3-Pack Item #116811 | Model #20135-01202-36 Two-hole overflow plateThe Kidde Firex Combination Smoke & Carbon Monoxide Detector uses a 120 V AC power source with one nine V alkaline battery as backup so your home is always protected. This detector will warn you of fire particles and elevated carbon monoxide levels, even if the power is out, with its voice alert system. The green LED lets you know it's receiving power and the voice will let you know when the battery is low. It can be used solo or interconnected with