Question : Where can I purchase these Batteries?
I need batteries for home alarm security systems. part # LYNXRCHKIT-SC or LYNXRCHKIT-HC
home alarm parts

Best answer:

Answer by jim bo
. There should be a dozen stores online with batteries.
First check with local stores; Home Depot, Lowels, hardware store… where they might have different replacements for the ones you have.
Google “home alarm batteries” , And get sites like this one @ http://www.homesecuritystore.com/ezStore123/DTProductList.asp?p=2_1_1_1_0_0_221 ;
… Or contact the alarm manufacturer.