【 Smarter Detector】: This smoke detector utilizes the lastest split-sprectrum technology that responds more accurately and no false alarms to interupt you. 【10 Years Battery】: This fire alarm comes with a replacable, 10 years lifetime battery which is included, you won't have frequent battery changing problems 【 85dB Alarm】: The alarm has a build in high volumn buzzer output over 85dB at 3 meters, the ultra large alarm sound ensure you won't miss any notifications. 【Mute remotely】: The alarms can be mute remotely by your home TV or air conditioner remote. As this smoke alarm has a built in infrared sensor. No more climbing ladders to mute the alarm. 【Easy to install】: It's one handed install design, you can easily install it by the attached self-adhensive paste or screw and anchor plugs onto any wall or ceiling. 【Quality Certificated 】: This fire alarm has been rigorously tested and certificated by German laboratory to meet European EN 14604 standard 【Reliable Service】: Except free 5 year manufacturer's warranty, local after service team is optional for technical support., Weight: 0.3968320716 Pounds, Manufacturer: Zhejiang Huaxiao Technology Co., Ltd