Free 9v Smoke Alarm Batteries @ Battery World (National, Nov 9 & 10, Swap Old for New, Max 20 Per Customer)
Last edited 09/11/2019 - 00:19 by 1 other user
This popular deal is back.
Copied straight from TA's post -
It's a straight one-for-one replacement, with up to 20 max per customer. These are heavy duty carbon-zinc batteries, that are (according to Battery World) perfectly suited for smoke detectors.
More info in thid Courier Mail article.
Credit to TA for title and description.