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Overview

This split wireless magnetic contact sensor works with matching alarm host to detect opening of doors, windows, drawers and safes. It features anti-tamper alarm when the cover is pried open and low battery reminder signals. Adhesive mounting without wiring, powered by button batteries, widely used for whole-house perimeter security monitoring to trigger system alerts once entry points are breached.

ApexGear Wireless Door Window Contact Sensor, Tamper & Low Battery Alert Battery Operated Detector for Home Drawer Safe Anti-Theft Alarm System

Model: HXX-A746
Web Code: 19994381
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Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • Alarm device
  • instruction manual
  • packaging box

• Wireless RF Signal Transmission: Send trigger signals to alarm panel to activate siren and remote alert notifications.

• Tamper Anti-Pry Protection: Built-in tamper switch triggers alarm if the sensor cover is pried open to prevent device sabotage.

• Low Battery Warning Report: Transmit low power reminder to the alarm system to avoid offline monitoring failure.

• Multi-Scene Universal Installation: Fits wooden doors, glass windows, cabinet drawers and safes for comprehensive indoor perimeter safety.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Quebec
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Smart home products
Return/Exchange Period
30 days
Condition
Opened

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