Alarm Trouble (Image)

[Norcon]

Is any one familiar with this alarm?
Have a bleeping sound which I think is because the batteries have ran low in one of the sensors.
Does anyone know what make of alarm this is and what type of batteries fit the sensor and where they can be obtained?
Many Thanks.

 

[Denford1]

Its a Visonic Powermax ..all the info you require is in the user manual.Different detectors types use different batteries.

 

[Norcon]

Thanks.

 

[bob-the-builder]

 

[Norcon]

Just ripped said piece of junk off the wall.

Wall papers next.