Smart WiFi Door Window Magnetic Sensor with App Notifications and Low Voltage Alarm

Monitor doors and windows in real time with a smart WiFi door window sensor that sends app notifications and warns you when voltage runs low.

If you want simple entry-point awareness, this sensor connects over 2.4G WiFi and works with Alexa and Google Assistant for smart home security routines.

Why It Works for Your Home

✅ Know sooner when a door or window opens with instant app notifications.

✅ Avoid missed alerts thanks to low voltage alarm support.

✅ Fit it into your smart home easily with Alexa and Google Assistant compatibility.

✅ Monitor key entry points without complex wiring using WiFi connectivity.

✅ Use less power during standby with current rated at ≤30uA.

✅ Add dependable everyday security with a DC 3V sensor built for door and window monitoring.

Model B01W supports IEEE802.11b/g/n 2.4G WiFi and is designed for home entry alerting, window monitoring, and door monitoring.

It uses a DC 3V power supply, with alarm current up to ≤250 mA and alarm sound under 100dB within 30 cm. Certifications include CE, FCC, RoHS, and UL.

See app-connected entry monitoring at a glance.

Check door and window status more easily.

View smart alert features in one place.

See compatibility with voice assistant control.

Notice the compact sensor and magnetic design.

Understand installation placement more quickly.

Review product details before setup.

Confirm the sensor's intended home security use.

Add smarter door and window alerts to your home today.