---
product_id: 608534310
title: "2-Pack Smart Door and Window Sensor, 2.4G WiFi Door Sensor, Tuya/Smart Life Contact Sensors for Home Security & Smart Home Automation, Compatible with Alexa Google Assistant"
brand: "xfox"
price: "S$29"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/608534310-2-pack-smart-door-and-window-sensor-2-4g-wifi
store_origin: SG
region: Singapore
---

# 2.4G WiFi connectivity Instant app notifications Alexa & Google Assistant compatible 2-Pack Smart Door and Window Sensor, 2.4G WiFi Door Sensor, Tuya/Smart Life Contact Sensors for Home Security & Smart Home Automation, Compatible with Alexa Google Assistant

**Brand:** xfox
**Price:** S$29
**Availability:** ✅ In Stock

## Summary

> 🚪 Stay connected, stay secure—smart sensing made simple!

## Quick Answers

- **What is this?** 2-Pack Smart Door and Window Sensor, 2.4G WiFi Door Sensor, Tuya/Smart Life Contact Sensors for Home Security & Smart Home Automation, Compatible with Alexa Google Assistant by xfox
- **How much does it cost?** S$29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/608534310-2-pack-smart-door-and-window-sensor-2-4g-wifi)

## Best For

- xfox enthusiasts

## Why This Product

- Trusted xfox brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Low Battery Warning:** Stay powered up with timely app alerts before batteries run out—no surprises.
- • **Seamless Smart Alerts:** Get real-time door/window status updates directly on your phone—never miss a moment.
- • **Smart Home Automation:** Trigger lights or switches automatically when doors open—customize your smart routines.
- • **Effortless Installation:** Tool-free setup with durable 3M adhesive—stick and secure in seconds.
- • **Voice-Controlled Security:** Ask Alexa or Google if your door is closed—hands-free peace of mind.

## Overview

This 2-pack Smart Door and Window Sensor uses 2.4G WiFi to deliver instant notifications via the Tuya Smart or Smart Life app whenever doors or windows open or close. Compatible with Alexa and Google Assistant, it enables voice control and smart home automation without requiring a hub. Easy to install with 3M adhesive, it supports up to 0.78-inch gaps and sends low battery alerts to keep your home security uninterrupted.

## Description

2-Pack Smart Door and Window Sensor, 2.4G WiFi Door Sensor, Tuya/Smart Life Contact Sensors for Home Security & Smart Home Automation, Compatible with Alexa Google Assistant

## Features

- WIFI DOOR SENSOR / THE FREE APP NOTIFICATION: Smart security sensor, "Tuya smart" or "Smart life" app control; when door/window is opened or closed, the sensor will push app notification alerts to your smartphone. No more need to be afraid someone enter your home without permission. You can also share Wireless Security Sensors with your family, they can check the status and get notified at the same time.
- HOME AUTOMATION: Extend your smart home automation with a Wi-Fi door sensor; Set up your smart routines in the Tuya Smart/Smart Life app or Alexa; For example, Automatically turn on your smart wall switches or lights when the door opens(A delay of 6-8s is normal in the hibernation state）. Keep an effective distance between the wifi door sensor and the router at 20m/100ft.
- COMPATIBLE WITH ALEXA AND GOOGLE HOME: No hub required and No fees charged. Pair our Smartlife app with either Alexa or Google Home, you could say, "Alexa, is the door closed?" Enjoy knowing the status of your door sensor without needing to use your phone.
- SMART HOME SECURITY SENSOR: 0.78 IN wide gap allowed. Without tools, Easy to install the window sensor with the included 3M sticker, firm and durable. You can install the Alexa door sensor on front doors, garage doors, liquor cabinets, windows, pet doors, and more. The contact sensor is also a good option as a mailbox sensor.
- LOW POWER WARNING AND SERVICE: The sensor door needs TWO AAA Batteries(Not included). When the battery is running out, you will receive an App notification, Don't worry about missing any moment. If you have any questions about the smart door sensor, please contact our customer - service anytime. We will solve it for you and make you satisfied.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Number of Batteries | 2 AA batteries required. |
| Control Method | App, Voice |
| Mounting Type | Door Mount" or "Window Mount |
| Sensor Technology | Contact Sensor |
| UPC | 704256108298 |
| Manufacturer | Farylink |
| Part Number | M2 |
| Item Weight | 2.39 ounces |
| Package Dimensions | 3.07 x 2.13 x 1.89 inches |
| Item model number | M2 |
| Batteries | 2 AA batteries required. |
| Style | Door Sensor 2 Pack |
| Included Components | Door sensor 2 pack |
| Batteries Included? | No |
| Batteries Required? | No |
| Description Pile | Alkaline, Lithium-Ion, or Lithium |

## Product Details

- **Color:** 2 PACK
- **Brand:** XFOX
- **Power Source:** Battery Powered
- **Compatible Devices:** Home Security System, Smartphone
- **Battery Description:** Alkaline, Lithium-Ion, or Lithium

## Images

![2-Pack Smart Door and Window Sensor, 2.4G WiFi Door Sensor, Tuya/Smart Life Contact Sensors for Home Security & Smart Home Automation, Compatible with Alexa Google Assistant - Image 1](https://m.media-amazon.com/images/I/51ZbaHpLRnL.jpg)

## Frequently Bought Together

- XFOX 2-Pack Smart Door and Window Sensor, 2.4G WiFi Door Sensor, Tuya/Smart Life Contact Sensors for Home Security & Smart Home Automation, Compatible with Alexa Google Assistant
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- Amazon Smart Plug | Works with Alexa | Simple setup, endless possibilities

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**Shop now:** [https://www.desertcart.sg/products/608534310-2-pack-smart-door-and-window-sensor-2-4g-wifi](https://www.desertcart.sg/products/608534310-2-pack-smart-door-and-window-sensor-2-4g-wifi)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-24*