GD-04A Back-up module
For Burglar Alarm and Security Installations & Home Automation
Jablotron Burglar Alarm Security System is work to : Schools, House, Villa, Mansion, Village houses, Apartment, Shopping Mall, Ground Level Shops, Upper Level Shops...
The GD-04A back-up module, which provides David with the ability to work approx. 12 to 24 hours continually without an external power supply.