This simple to install battery powered passive infra red detector is compatible with all AEI wire free alarms.

• Add as many wire free sensors as required to your system
• Provides 12 metre coverage
• Transmitting range up to 40 metres
• Battery lasts up to 3 years
• Compatible with all AEI Security wirefree alarms
• Test mode for easy set up
• This sensor features a unique sleep mode to help preserve batteries for up to 3 years