Smoke alarm on ceiling.
Product review
Updated April 2021

Smoke alarms

We tested 12 models to see which respond fastest to smoke.

April 2018

Sentech

Micro SK-20NZ

Price
$45
Score
80
Good
Recommended

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Test results

  • 70
    Ease of use

More test results

  • Smouldering fire sensitivity

    Good

  • Flaming fire sensitivity

    Good

Model

  • Avg price

    $45

  • Alarm type

    Photoelectric

  • Noise

    93dBA

  • Battery type

    Sealed lithium

  • Size

    Mini

Features

  • Battery life

    10 years

  • Alarm life

    10 years

  • Warranty

    5 years

  • Hush period

    9min

  • Carbon monoxide alarm
  • Alarms can be linked
  • Voice alerts

More info

  • Notes

    -

  • Availability

    Electrical trade stores.