10-Year Battery Wireless Interconnected Smoke and Carbon Monoxide Detector, Smart Interlink Smoke CO Alarm with Digital Display, Fire and CO Combo

【Upgraded Dual Sensors, 10-Year Lifespan】 Equipped with advanced photoelectric smoke and electrochemical CO sensors, this 2-in-1 detector provides faster and more accurate alerts against smoke and carbon monoxide. Unlike ordinary alarms with only 3-year sensors, ours last up to 10 years, giving your home longer-lasting protection from two deadly threats. 【Wireless Interconnection, Whole-Home Safety】 All alarms can wirelessly interconnect, forming a reliable mesh network with a coverage of up to 820 ft (250m). When one alarm detects danger, all units sound simultaneously, ensuring every corner of your home is protected and everyone is alerted instantly. Pre-configured and easy to set up, no complicated pairing required. 【10-Year Battery Life & Hassle-Free Installation】 Equipped with a powerful built-in 10-year lithium battery, this alarm requires no wiring or frequent battery changes. Simply mount it with the included bracket, screws, and anchors in minutes. Enjoy reliable, maintenance-free protection with lifetime free replacement support from KLTsenaife. 【LCD Digital Display & Smart Indicators】 The clear LCD screen displays real-time CO levels (PPM) and battery status. Multi-directional sensing holes improve accuracy while reducing false alarms. Visual alerts include a blue flashing light for smoke and a red flashing light for CO, so you always know the exact danger type. 【Tested for Safety & Lifetime Support】 This detector has been tested to UL217 & UL2034 standards by an ILAC ISO 17025/NRTL accredited laboratory, ensuring dependable performance. Protect your family with advanced detection technology and enjoy lifetime customer support from the KLTsenaife team—your safety is always our priority.

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