Marketplace
Looks different to the deal below.. Online Offer Only..
https://www.ozbargain.com.au/node/167832
In any case.. Great deal for a great battery and good for smoke alarms.. No need to change every 6 months in a AC powered one..
RRP: $15.98
Pricebeat at Bunnings / Masters for even cheaper perhaps: $8.62
- Up to 10 year shelf life
- Lasts up to 65% longer than Energizer standard alkaline 9V in smoke detectors
- Up to 10 year back-up in AC powered smoke detectors
- Wide operating temperature range (-40° to +60°C)
- Lightweight - 25% lighter than alkaline 9V
- Typical applications include: Smoke detectors, medical equipment, alarm sensors, magnetic card locks & professional audio devices
It's recommended you clean your smoke alarms every 6 months, not change the battery. Any normal main branded battery will last years.