Lyn says CPR should be started straight away and should take priority over finding an AED, but if an AED is to hand, its immediate use can improve the chances of survival by 40 per cent.
She says that statistic highlights the importance of knowing where the nearest AED is.
The locator app shows there are 32 AEDs in the greater Te Puke area and there are more that aren't recorded on the app.
Lyn says they are in a variety of places such as packhouses, schools, medical centres and dentists, marae and supermarkets.
Thanks to a donation from a local kiwifruit grower, there is now one at the Sikh temple on No 3 Rd.
''It's better to know where they are than to spend 10 minutes finding where the closest is as that 10 minutes could be vital,'' she says.
She says the ''shock boxes'' are easy to use with just tow pads and a ''go'' button.
A person in cardiac arrest will collapse and stop breathing normally.
Cardiac arrest can be a result of a heart attack, which is actually a heart condition. Cardiac arrest can also result from drowning, drug overdose, massive trauma such as a car crash or a number of different medical conditions.
Visit https://restartaheart.net/ for more information.