Have no idea whether burglars break into your home in your absence? Have you ever imagined that your home lights up at once when you open the door? Or wanna your bedroom light turns off automatically once you walk into the living room? Any of your ideas will be a reality with SONOFF DW2-Wi-Fi wireless door/window sensor. DW2-Wi-Fi comes in two pieces, the transmitter fits onto the door or window and the magnetic switch attaches to the frame. It can help secure your door or window to let you know whether your home is safe wherever you are. The sensor will trigger an alarm on your smartphone to remind you of an intruder when the door or window is opened. Connect the SONOFF wireless IP camera and you can view who the intruder is on the sensor page of the APP. Whether your door or window is opened or closed, you can check the real-time opening and closing status on the eWeLink APP. Real-time battery level display and low-battery reminder ensure you get a clear know how long the sensor can run and when you need to replace batteries. With simple peel-and-stick installation, it is easy to fit in door frames and window sills.
*The sensor can work for up to 3 months if the door/window is opened or closed three times a day.
NOTE: DW2 not included battery
NOTE:1. The device only works with 2.4GHz WiFi.
2. If the router is working in dual-band (2.4GHz & 5GHz), please upgrade the eWeLink app to V4.0.0 or higher.
3. The device shall get close to the smartphone for a good transmission signal condition while pairing.
4. Not support Alexa and Google Home
Work Without Gateway Connection
No gateway is required. The sensor is paired with the APP via Bluetooth and is controlled on the APP via Wi-Fi
Status Sync, Worry less
Worry about leaving your door or window open/closed? View instantly the status of your home on the APP
Always Know Whether Home is Safe
The sensor will send you a push notification immediately if someone is detected to open your door or window.
Can See Who Come into Home
Add SONOFF Camera or an unused smartphone, and you can view what's going on in your home not just receive the alert notification when the door is open.
Made Smart in the Action
Want the hallway to light up when you walk into the door and light off when you walk out the door? Simply connect the SONOFF switch or SONOFF light to the sensor and go
Low-battery Reminder
There is a reminder on APP if the battery level of the sensor is low.
Go Back to History Records
Automatically save message notifications. You can check history records over the last 3 months.
Install in Seconds
Tool-free installation Adpots 3M adhesive on the bottom of the sensor for easier installation.
Hands-free Voice Control
Turn on/off DW2-WiFi or ask for the status of your door/window with your voice. Connect Alexa or Google Home to simplify your daily life.
AliExpress Shopper
The second version of the device is the latest version and works excellently and correctly thank you
C***-
A great machine. Always under control)))
AliExpress Shopper
Well Done Keep it up
M***c
All good
Z***r
very good
9***r
They work perfectly, Sonoff is a guarantee of quality. I will certainly buy others to integrate the home automation system at home
AliExpress Shopper
Excellent product. Very fast configuration, almost immediate notifications to the phone. Uses 2 AAA batteries, I hope they last long
s***k
Pratsyu shvidko
t***y
excellent