Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Ultra-Thin Smoke & CO Alarm with Large Test/Silence Button, Adhesive & Screws Included ywyJQQX 75" diameter)

75" diameter)

In a quiet night

unfold it completely

4 mm thick durable silicone seal gasket seal the water tight and long-lasting

model number: 6G9GG0329MH623TLOIUVJHT30

Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Ultra-Thin Smoke & CO Alarm with Large Test/Silence Button, Adhesive & Screws Included ywyJQQX 75" diameter)About this item Activate Before Use: Press and hold the center of the top cover for 6 seconds until the LED indicator lights up and you hear a beep. 2 in 1 Protection: Protect your home from two potentially deadly threats with the electro optical smoke sensor and electrochemical CO sensor equipped in this smoke and CO detector. High Sensitivity & Accuracy: Feature faster response times and fewer false alarms with the upgraded photoelectric and