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Window Door Alarm When Opened
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Window Door Alarm When Opened

4.4· 231 reviews
$30.5910% OFF
NEAR90-DAY LOW
LIMITEDHISTORY

Usually $33.99

Price checked today at 12:10 CT

Deal ends in 3d 4h

Worried about doors or windows being left open?

Verified by Agora · Price and availability shown are accurate as of the date/time indicated and are subject to change. Any price information displayed at the time of purchase on Amazon will apply. As an Amazon Associate, Agora earns from qualifying purchases.

Today's verdict
Fair price today

Near 90-Day Low

Deal confidence

What we've verified about this price

Current
$30.59
Typical
$33.99
90-day low
90-day low
Matches the lowest price we've tracked
NEAR90-DAY LOW
LIMITEDHISTORY
Price-tracked daily by AgoraPrice checked today at 12:10 CT
Agora's take

Our read on this product

This is one of those simple gadgets that quietly solves a common frustration: the worry that a door or window might be left ajar, whether for security or to keep little ones from wandering. It’s not about high-tech surveillance; it’s about immediate, audible alerts. The 120-decibel alarm is loud enough to be heard throughout a house, acting as an instant deterrent and a clear signal that something needs attention. You can adjust the volume, which is a nice touch, and the battery-powered, wire-free design means you can stick it almost anywhere without fuss.

Beyond basic security, the real value here is in child and elderly safety. Knowing that you'll get an instant alarm if a curious toddler heads for the pool or if an elderly relative wanders out of a safe zone offers a significant layer of peace of mind. The low battery indicator is a practical touch, preventing the alarm from failing when you need it most, and the simple on/off switch makes it easy to manage day-to-day.

Why this one

What makes it stand out

  • Provides immediate audible alerts for open doors and windows, unlike passive security systems.
  • Offers a dual benefit of security and safety monitoring for children and the elderly, which many basic alarms lack.
  • Wire-free and battery-operated design allows for flexible placement without needing to run wires.
Think twice if...

When this isn't the right fit

  • This alarm does not support remote control, so you'll need to be near it to arm or disarm.
  • The batteries are not included, so factor that into your immediate setup plans.
What owners notice

Real-world notes

  • The 120dB alarm is quite loud, which is effective but might startle some individuals.
  • Installation is straightforward, but the adhesive may need reinforcement on certain surfaces over time.
Bottom line

A confident pick for parents and homeowners seeking an affordable way to add an audible alert to doors and windows.

Price history

How this price compares over time

Not enough tracked price history yet.

$30.5910% OFF
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