home security alarms systems
They're powered by inexpensive, user replaceable CR2032 coin cells that should last an average of five years,video survey
and the system will warn you when they need to be replaced. Installation
requires no wiring
or drilling; I simply pulled off the battery activation strips, peeled the backing on the 3M Command Smart Smoke Detector
like strips, and adhered each component after naming and pairing it with the system more on that below. Components are easy to move around without damaging your walls, and you can take the system with you to your next home, which is a welcome feature. The keypad, also available in black or white and powered by Home Security Systems
four standard AA batteries, sees the biggest design improvement, with a 2. 5 inch LCD replacing a tiny monochrome screen. Nicely sized, round backlit rubber buttons replace the tiny oval ones on the old keypad.