Ecoey Smoke Alarm Fire Detector, Battery Included Photoelectric Smoke Detector with Test Button and Low Battery Signal, Small Fire Alarm for Home, Bedroom FJ136GB, 8 Packs

High Accuracy>>> Photoelectric smoke detector is small, but it is more sensitive to light smoke and slow smoldering fires and more quickly to warn you, keeping your home safe 24/7. Small size, DIA 3.3inch. If you have any problem with smoke detector, please contact us
Test Button>>> Test smoke alarm every week by pressing the test button in the middle of the cover for 5 seconds. Please change batteries when smoke detector inform low battery, smoke alarm “chirp” every 32 seconds and the red LED flashes at the same time
Easy Installation>>> Smoke alarm can be easily installed with mounting bracket. Not hardwired anymore and you can install it wherever you want, except bathroom and kitchen, keep 3 ft away from the kitchen, bathroom, or other high air flow areas