Contact Kanga Products for a pre built battery backup - for Alde control panels. http://goo.gl/QbyJoO
In this video i show how to build and install a homemade battery back up for the Alde 3010-613 panel, which would also work for the 3010-213 panels and the 3020 series for panels.
Link to items used :
Battery box
http://amzn.to/2qG503e
Cable
http://goo.gl/dzuGRZ