AEGISLINK Smoke Detector 10-Year Battery with Test/Silence Button, Fire Alarm with Photoelectric Sensor, Low Battery Warning, S500 (Independent, 6-Pack)Brand: AEGISLINK Color: White Features: 10 Year Battery: This smoke alarm comes with a sealed lithium battery with a full 10 year product life, giving you confidence that you and your family will be protected for a decade Easy to Install: Use the included accessories to mount the device onto any wall or ceiling; measuring only 3 in (78 mm) in diameter, this mini smoke detector is a stylish complement to any interior design Test Silence Button: Allows