Mercury Photoelectric Smoke Detector with 10 Year Sealed Battery - Pack of 2 HALO PRO Twist to turn on

Twist to turn on

Number of QoS queues per port: 8

Also included is the Analog 5

offering quality that exceeds expectations in every way

The QTX QXPA-plus Portable PA with UHF

Mercury Photoelectric Smoke Detector with 10 Year Sealed Battery - Pack of 2 HALO PRO Twist to turn onThe Mercury Photoelectric Smoke Detector with 10 Year Sealed Battery is an easy to use photoelectric smoke alarm that needs no battery maintenance during its 10 year lifespan. Simply engage the internal battery by releasing the pin on the base of the unit, fix to your desired surface and test on a regular basis. Once the detector nears the end of its 10 year life, a low battery indication alerts you to replace the unit. This model also has a hush