Description
SONOFF DW2-WiFi Wireless Door & Window Sensor, secure your home or office effortlessly with the SONOFF DW2-WiFi, a smart wireless door and window sensor designed for real-time monitoring. Equipped with reliable Wi-Fi connectivity, it allows you to stay informed of any activity through the eWeLink app, no matter where you are.
Easily integrate the DW2-WiFi with other SONOFF devices to trigger smart automations—such as turning on lights, activating alarms, or sending instant notifications—whenever a door or window is opened. Its sleek, compact design ensures discreet installation, while energy-efficient operation provides long-lasting performance. Perfect for protecting homes, offices, or any space requiring intelligent security, the SONOFF DW2-WiFi combines convenience, control, and peace of mind in one smart package.
Key Features
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Smart Door/Window Monitoring
Detects openings and closings instantly, sending alerts to your smartphone via the eWeLink app.
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Wi-Fi Connectivity
Works directly over Wi-Fi — no hub required — for instant notifications and automation.
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Easy Installation
Compact design allows quick setup with adhesive tape or screws.
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Trigger Smart Automation
Can activate alarms, lights, or other smart devices when a door or window is opened or closed.
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Low-Power Design
Battery-operated for long-lasting, energy-efficient performance.
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Compact & Discreet
Small form factor fits neatly on doors or windows without interfering with normal use.
Technical Specifications
| Specification |
Details |
| Model |
SONOFF DW2-WiFi |
| Communication |
Wi-Fi 2.4 GHz (IEEE 802.11 b/g/n) |
| Power Supply |
CR2032 battery (included) |
| Detection Type |
Magnetic contact |
| Detection Range |
Up to 30 meters open space |
| Compatible Devices |
eWeLink-enabled devices |
| Installation |
Adhesive tape or screws |
| Dimensions |
62 × 19 × 12 mm (approx.) |
| Material |
ABS Plastic |
Why Choose SONOFF DW2-WiFi?
Real-time monitoring via eWeLink app
Wi-Fi connectivity, no hub required
Easy, quick installation
Compact, energy-efficient design
Ideal for home or office security and automation
