SITERWELL Smoke Detector, Smoke Detector 10 Year Battery | Photoelectric Sensor Fire Alarm with Low Battery and Fault Warning for House and Bedroom, UL217 Listed, GS525A ,2 Packs

SITERWELL Smoke Detector, Smoke Detector 10 Year Battery | Photoelectric Sensor Fire Alarm with Low Battery and Fault Warning for House and Bedroom, UL217 Listed, GS525A ,2 Packs

• 【Activate before Installation】Pull out the battery tab toactivate your 10 year battery smoke alarm. The home smoke detectors must be activated prior toinstallation. Failure to properly install andactivate this alarm will prevent properoperation of this alarm and will prevent itsresponse to fire hazards.
• 【10 Years Battery】The battery-operated smoke alarms has a built-in 3V lithium battery, which runs for 10 years and reminds you when the battery is low. When the battery fire alarm sends a fault signal, you must replace the product immediately
• 【UL217-10th Listed】The fire alarms smoke detectors is a photoelectric smoke alarm. Meets the testing requirements of UL217. The photoelectric technology, it is more sensitive in detecting slow smoldering fires which generate light smoke, little heat and may smolder for hours before bursting into flames
• 【Test/Mute Button】The 10 year smoke detectors is designed to test the normal operation of the product by pressing the test button. Weekly testing is required. The battery operated smoke detector is designed to be silent and not disturb your rest
• 【Magnet and Screw Included】Magnets and screws are included, Siterwell kitchen smoke alarm can be easily mounted on the wall or ceiling. you can choose any installation method you need. NOTE: Magnet plates are packed randomly, so some units may not contain a magnet plate.