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The Sekyo Wi-Fi Smart Door Sensor can notify your phone when a door or window opens, provided it is connected to an active 2.4GHz Wi-Fi network and paired with the Smart Life app. It is a magnetic contact sensor, not a camera or motion detector: the standard version focuses on phone alerts, while a separate version adds a built-in siren. Choose the standard model if remote notifications are enough; consider the siren version if you also want an audible alarm at the opening.
What does the Sekyo Wi-Fi Smart Door Sensor do?
The sensor has two parts: a main electronics unit and a smaller magnetic companion. When a closed door, window, or other opening moves and the parts separate, the sensor can trigger an alert through Smart Life. Sekyo describes the alert as an “instant alarm notification”; a hands-on review by 91mobiles, published 26 July 2026, found that notifications arrived within seconds in its test. That is useful for awareness, but it is not a guarantee of immediate delivery in every home or network condition.
This is a contact sensor: it reports the opening or closing of the particular door, window, shutter, locker, drawer, or similar access point where it is installed. It does not show what happened, identify a person, or detect movement elsewhere in a room. If you need visual evidence or room-wide motion detection, this device alone does not provide it.
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Does it need Wi-Fi, and will it alert your phone?
Yes. The official product information specifies 2.4GHz Wi-Fi, and the 91mobiles review says an active Wi-Fi connection is needed for remote smartphone notifications. Pairing is through the Smart Life app on Android or iPhone. The reviewer says it can be used with or without an account, although remote alerts still depend on the network and app connection.
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In the reviewer’s hands-on test, phone notifications arrived within seconds after the sensor was triggered. That is a reported result from that test, not a universal delivery-time promise. If Wi-Fi is unavailable, the sensor cannot deliver remote phone notifications through the described setup; the available product information does not establish an offline phone-alert mode.
The app can show activation history and battery health, assign locations when multiple sensors are installed, and let users customize light, voice, and smartphone notifications. These are app features reported by 91mobiles; the available evidence does not specify a minimum app version or guarantee that every phone will expose the same notification settings.
What is the difference between the standard and siren versions?
The standard model is notification-focused. A separate variant adds a built-in siren, giving the sensor an audible response in addition to the app-based option.
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| Feature | Standard phone-alert version | Siren-equipped version |
|---|---|---|
| Response to opening | Smart Life phone notification | Phone notification plus built-in siren, according to the 91mobiles review |
| Siren duration | No siren listed | A Flipkart listing states a two-minute siren duration |
| Alarm controls | Not applicable | The reviewer reports volume controls, mute options, and a physical button to stop the alarm |
| Listed price evidence | Sekyo’s official page listed it at Rs. 999 when accessed in 2026; CompareCCTV listed the exact model at ₹949 when accessed in 2026 | A comparable siren-model price is not stated in the available listings |
| Batteries and installation | Main unit uses two AAA batteries; installation uses adhesive, with screws also mentioned by Sekyo | Confirm the exact package contents with the seller; retailer battery-inclusion information is inconsistent |
The siren version is the more relevant choice if an audible alarm at the sensor itself matters—for example, when someone nearby should hear the opening. The standard version may be sufficient when the goal is to receive a phone notification. The available listings do not establish a verified price premium for the siren model, so compare the exact variant and package before ordering rather than assuming the difference is small.
How do you install and position the sensor?
Installation is a DIY job. Sekyo says the package includes double-sided tape and screws and that no tools are required; the 91mobiles reviewer recommends positioning the two pieces on a flat area near the gap between the fixed frame and the moving panel.
- Choose the opening. Pick the door, window, shutter, locker, or other access point you want to monitor. The device only reports movement at the place where its two parts are mounted.
- Find a flat mounting area. Place the main unit and magnetic companion on the fixed frame and moving panel near their gap. Check that the surfaces allow the pieces to sit securely.
- Align the pieces. Follow the alignment arrows and keep the two units close together when the opening is shut, as recommended by the 91mobiles reviewer.
- Attach the units. Use the included double-sided tape for a no-tool installation, or use the included screws if that mounting method suits the surface. The source does not specify suitable screw types or surface materials.
- Pair and check the alert. Set up the sensor in Smart Life on an Android phone or iPhone, connect it to 2.4GHz Wi-Fi, then open the monitored door or window and confirm the expected app response.
Test the opening after mounting rather than relying on appearance alone: the two pieces need to be positioned so that opening the panel separates them. If the app does not report the test, check that the pieces are aligned and close together while shut, then confirm the Wi-Fi and app setup.
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What batteries does it use, and are they included?
The main unit uses two AAA batteries. The 91mobiles reviewer says the batteries must be purchased separately, but retailer listings are inconsistent about whether batteries are included. Check the package contents for the exact seller and variant before purchase; do not assume that the box includes them.
The app reportedly displays battery health, which can help you notice a low-battery condition. The available sources do not state a battery-life estimate, so there is no supported runtime figure to use when deciding how often you will need replacements.
How much does the Sekyo sensor cost?
Prices depend on the listing and may change. Sekyo’s official product page listed the phone-alert variant at Rs. 999 when accessed in 2026. CompareCCTV listed the exact “Sekyo WiFi Smart Door Alarm Sensor” at ₹949 and provided a “Buy on Amazon” path when accessed in 2026. Those are separate listing snapshots, not a guarantee of the current selling price or stock.
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Multipacks are offered on Sekyo’s official page, which may be relevant if you want to monitor more than one opening. Compare the number of sensors, included batteries, and whether the listing is for the phone-alert or siren-equipped variant. Retail pages show both siren and phone-alert versions, and the Flipkart siren listing states a two-minute alarm duration. A siren-version price was not established in the cited listings.
What should you check before buying?
- Wi-Fi band: the official listing specifies 2.4GHz Wi-Fi. Confirm you can connect the device to a compatible network.
- Variant: verify whether the listing is for the phone-alert model or the siren-equipped model. Product names and retailer pages may not make the distinction obvious at a glance.
- Package contents: confirm whether two AAA batteries are included, since retailer information differs and the independent reviewer says they are purchased separately.
- Mounting method: the official listing mentions double-sided tape and screws. Consider the surface and whether you want an adhesive or screw-based installation.
- Number of openings: one sensor monitors the opening where it is installed. For multiple doors or windows, check the multipack contents and sensor count.
- Current price and stock: the cited prices are 2026 listing snapshots and may no longer be available.
Who is it a good fit for?
The Sekyo sensor is best suited to someone who wants a straightforward alert when a specific opening is used, has 2.4GHz Wi-Fi available, and is comfortable using Smart Life. It can be placed on a door, window, shutter, locker, or drawer, so it can cover more than a conventional entry door if the mounting surfaces work.
It is less suitable as a standalone security system. The standard model is not a siren, and neither version should be mistaken for a camera or motion detector. The sources do not establish an independent weather-resistance rating or verified Alexa or Google integration for this exact model, so do not assume outdoor suitability or voice-assistant support based on the product name alone.
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Frequently Asked Questions
Can I check whether the Sekyo sensor works with Alexa or Google Home?
The available product information does not verify Alexa or Google Home compatibility for this exact model. Check the current Smart Life device listing or ask Sekyo to confirm support for your specific setup before buying on that basis.
Can I buy the Sekyo sensor on Amazon right now?
CompareCCTV listed the exact model with a “Buy on Amazon” path, but that does not confirm current Amazon stock or a stable product identifier. Check the live listing for the exact model and variant before ordering.
Is the Sekyo sensor suitable for an outdoor gate or exposed window?
The available sources do not establish an independent weather-resistance rating for this model. For an exposed installation, ask the seller or manufacturer for a rating that covers the conditions at that location.
Quick Recap
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
