Shelly BLU Door and Window Sensor, Black
-21%
| Products ID: | 101700 |
|---|---|
| Availablity: | SOLDOUT! |
| EAN: | 3800235266618 |
Shelly BLU is a smart Bluetooth-operated sensor designed to detect the opening and closing of doors and windows, providing essential data for your smart home security and automation.
Smart Automation for Your Space
Perfect for homes, offices, and retail spaces, this sensor does more than just monitor doors. With integrated light and tilt sensors, it can trigger automated lighting or climate control based on whether a window is open or how bright the room is.
Key Features
- Multi-Sensor Functionality: Detects open/close status, tilt angle, and ambient light intensity.
- Long Battery Life: Powered by a CR2032 battery (included) that lasts up to 5 years.
- Bluetooth Connectivity: Offers fast response times and a range of up to 30m outdoors.
- Two Operating Modes: Choose between Regular mode for instant updates or Beacon mode for periodic status checks.
- Compact & Discreet: Small form factor in black finish blends seamlessly with modern window and door frames.
Technical Specifications
| Manufacturer | Shelly |
|---|---|
| Model | BLUDWBlack |
| Material | Plastic |
| Power Supply | 1x 3V CR2032 (included) |
| Operating Temperature | -20 °C to 40 °C |
| Dimensions | 35 × 35 × 7 mm (Sensor), 35 × 12 × 7 mm (Magnet) |
Frequently Asked Questions
Does this sensor require a hub?
It uses Bluetooth, so you will need a Shelly device that acts as a Bluetooth gateway to connect it to your Wi-Fi network and the Shelly Cloud.Can it detect if a window is tilted open?
Yes, the built-in G-sensor allows it to measure the tilt angle, making it ideal for windows with tilt-and-turn functionality.Is the battery replaceable?
Yes, it uses a standard CR2032 coin battery which can be easily replaced after its 5-year lifespan.What is the difference between Regular and Beacon modes?
Regular mode sends data upon every event (open/close), while Beacon mode broadcasts the current status every 30 seconds.SMS & email notification
SMS notification before arrival
We want you to be happy with your purchase. If something isn't right, here's how returns work.
Return window
Most unused items can be returned within 30 days of delivery for a full refund or exchange. Items must be in original condition with original packaging.
Refund timeline
Once we receive and inspect your return, a refund is issued within 7–10 business days to the original payment method.
Conditions
- Item must be unused and in original condition
- Include your receipt or proof of purchase
- Perishable or custom-made items are non-returnable
- Return shipping is covered only for faulty or incorrect items
Ready to return?
Contact us and we'll guide you through the process.



























