https://www.amazon.ca/Energizer-EL12...er+Lithium+123
If you are in a rush:
http://www.bestbuy.ca/en-ca/product/...10483172.aspx?
$3-4 each seems much better.
(I was able to reply quickly as I had made a guess as to the batteries- a friend switched from what you are using to something hard wired due to the pain of always changing the batteries.)