# Wireless Security Door & Window Magnetic Sensor – Smart Home Alarm Contact Sensor

## Protect Your Home with Wireless Door & Window Sensors

Add an essential layer of security to your home with our **Wireless Security Door & Window Magnetic Sensor**. This smart contact sensor instantly alerts you whenever a door or window is opened — giving you real-time awareness and peace of mind whether you're home or away. Easy to install, no wiring required.

![Wireless security door window magnetic sensor smart home alarm](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/f115e166-20cd-4163-b531-10dc4e22ea86_trans.jpg?v=1783362140)

## Why Homeowners Love This Sensor

-   🔒 **Instant alerts** — know immediately when a door or window opens
-   📡 **Wireless design** — no drilling, no wiring, installs in minutes
-   🏠 **Versatile placement** — works on doors, windows, cabinets, and more
-   🔋 **Long battery life** — reliable protection without frequent replacements
-   📱 **Smart home compatible** — integrates with popular smart home systems

![Wireless magnetic door window sensor installation easy](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/95702263-d93d-491d-8e39-6980bacef92d_trans.jpg?v=1783362141)

## Product Specifications

-   **Type:** Wireless Magnetic Contact Sensor
-   **Use:** Doors, Windows, Cabinets
-   **Connection:** Wireless
-   **Power:** Battery-powered
-   **Compatibility:** Smart home systems (see product images for details)

![Door window magnetic sensor specifications smart home](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/702c800c-7ea4-4251-9fb7-614e920b450e_trans.jpg?v=1783362140)![Wireless security sensor door window alarm details](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/6065dfbf-29c2-4c56-97de-6756a001ff8d_trans.jpg?v=1783362140)

## Frequently Asked Questions

**Q: Is installation difficult?**  
A: No — simply attach with the included adhesive. No tools or wiring needed.

**Q: Does it work with Alexa or Google Home?**  
A: Please refer to product images for smart home compatibility details.

**Q: Do you ship to the USA?**  
A: Yes! Free standard shipping to both Canada and the USA.

![Wireless door window sensor FAQ smart home security](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/cefd379e-8e3a-4975-b035-cf29594b5825.jpg?v=1783362140)![Complete wireless magnetic sensor EX-STOCK Canada](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/be96e92a-e0bc-4d6f-bf29-009aea355052.jpg?v=1783362141)

## Why Buy from EX-STOCK?

-   ✅ **90-Day Return Policy** — shop with complete confidence
-   🚚 **Free shipping** to Canada & USA
-   🔒 **Secure checkout** — trusted by thousands of Canadian shoppers
-   ⭐ **Curated quality** — every product verified before listing

## Delivery & Returns

Free standard shipping to Canada and the USA. Orders processed within 1–2 business days. Shop confidently with our [90-Day Return Policy](/policies/refund-policy). See our [Shipping Policy](/policies/shipping-policy) for full details.

Explore more in our [EX-STOCK Trendy Products](/collections/ex-stock-trendy-products) and [Fast Selling Products](/collections/fast-selling-products-trendy-styles-quality-deals-ex-stock) collections.

## Details

- **Price:** 29.99 CAD
- **Vendor:** EX-STOCK
- **Type:** Smart Home Security
- **Tags:** door alarm sensor, door window alarm, door window sensor, home security sensor, magnetic contact sensor, smart home alarm, smart home security, window contact sensor, wireless alarm sensor, wireless magnetic sensor

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| White | 29.99 CAD | In stock |
| Black Style | 29.99 CAD | In stock |

## Images

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- 7603e5409b0e19a1bdcadee7f7242a76
- a6c678f5e27488ccb09daaa149384203
- bb8cac9d3c91377f376958d2d00c83c6
- 232a0e1fb87502549e22ee9fec2b725f

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> Source: [EX-STOCK Canada](https://www.ex-stock.com/products/wireless-security-doorwindow-magnetic-sensor)
> Updated: 2026-07-06