Ecoey Smoke Alarm, Wireless interconnectable Fire Alarm with Built-in Lithium Battery and Professional Anti-Insect Net, 10-Year Fire Safety with Silence Function, FJ111-B,8 Pack
WIRELESS INTERCONNECTION FUNCTION: This alarm can realize the interconnection between products. When an alarm detects smoke and the alarm sounds, other alarms connected to it will all sound. Up to 40 pcs alarms interconnect
PHOTOELECTRIC TECHNOLOGY: This alarm is a photoelectric smoke alarm with wireless. With the photoelectric technology, it is more sensitive to detecting slow smolder fires which general thick, black smoke and may smolder for hours before bursting into flames. The smoke alarm device does not contain the radioactive material which is harmless to the environment
10 YEARS OF LIFE: This fire alarm has a built-in 3V lithium battery, it can ensure that the alarm will be used for 10 years without replacing the battery saving energy and protecting environment and it has a low battery warning which will remind when you need to change the detector
LOW BATTERY WARNING: Low battery voltage signal ensures the smoke detector can work normal. When the battery voltage is lower than threshold, an intermittent “chirp” with red LED flashing once every 40 seconds
TEST&SLIENCE BUTTON: The Test / Silence button allows you can often test the alarm to test the unit for proper operation, and easily silence the alarm when false alarms occur