3 Pack Combination Smoke and Carbon Monoxide Detector Alarm, HATHEPHS 10 Year Battery Dual Sensor Fire and CO Alarm with Large Test/Silence Button, Adhesive Tapes Included - CS01-3

• 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. Built-In 10-Year Battery: Enjoy uninterrupted 24/7 protection with the built-in 10-year lithium battery that eliminates the need for frequent battery changes and saves you the hassle. High Sensitivity & Accuracy: Feature faster response times and fewer false alarms with the upgraded photoelectric and electrochemical sensors that significantly improve alarm sensitivity. Ultra-Thin Design & Large Button: Compact at Ø 4.7 x 1.1 inches, this slim carbon monoxide smoke detector combo is perfect for travel. Muting or testing the alarm is a breeze - simply press the cover with a broom (the button is the entire top cover). Quick Installation: Effortlessly install this smoke and carbon monoxide alarm using the included adhesive tape or screws, without the need to hire an electrician. It's perfect for batch installation in apartments or rental properties. 90 Days Full Refund or Replacement: With a 90-day free return or replacement and a 5-year warranty, you can trust in the quality and reliability of this smoke and carbon monoxide detector., Manufacturer: HATHEPHS