The short answer is: burglar alarms can have batteries, but they don’t always need them.
More...
If you have a burglar alarm or you're looking to get a burglar alarm installation for your property, you may be wondering how often a burglar alarm needs servicing, or whether burglar alarms need servicing at all!
If you're here for the short answer then yes, burglar alarms, like any piece of electronic equipment, will need yearly servicing and maintenance.
More...
