SAFE TECH Wireless Interconnected Smoke Alarm, Detector 10 Year Battery with Photoelectric Sensor, Fire Alarm LED Indicator Low and Fault Warning for House Bedroom, 4 Pack

【Reliable Smoke Alarms】 SAFE TECH interlinked alarms are 100% compliant wIth the recent change in Scottish Law. Certified to BS EN14604:2005/AC2008,ISO 9001:2015 Certificate, ensuring high accuracy and reliability in issuing timely alerts to protect you from fire threats 【10 Years Battery】The smoke detector and heat alarm have a built-in 3V lithium battery, which runs for 10 years and reminds you when the battery is low. When the alarm sends a fault signal, you must replace the product immediately 【Customizable Wireless Network】The smoke alarm is wireless interconnected alarm. Create various grouped networks to meet your needs and interconnect alarms with the SAFE-TECH AJ Series, so that when one alarm is triggered, all of them go off, fully protecting your home and family 【Photoelectric Technology】This 10 year battery smoke alarm uses high-precision photoelectric sensors that respond quickly to smoke, enhancing fire warning capabilities. It can more accurately detect smoke from smoldering fires, reducing the likelihood of false alarms 【Easy Installation】The package comes with screw kits, it can be easily mounted on the wall or ceiling, Weight: 0.3858089585 pounds, Manufacturer: SAFE TECH