---
product_id: 539654027
title: "Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor"
brand: "shelly"
price: "R$850"
currency: BRL
in_stock: true
url: https://www.desertcart.com.br/products/539654027-shelly-blu-door-window-white-smart-bluetooth-montion-sensor-alarm
store_origin: BR
region: Brazil
---

# 100 ms ultra-fast response 30m Bluetooth wireless range 5 years battery life Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor

**Brand:** shelly
**Price:** R$850
**Availability:** ✅ In Stock

## Summary

> 🔐 Elevate your home security game with Shelly Blu — fast, smart, and always connected.

## Quick Answers

- **What is this?** Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor by shelly
- **How much does it cost?** R$850 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/539654027-shelly-blu-door-window-white-smart-bluetooth-montion-sensor-alarm)

## Best For

- shelly enthusiasts

## Why This Product

- Trusted shelly brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Set & Forget Power:** Up to 5 years of uninterrupted battery life means hassle-free security without constant replacements.
- • **Seamless Smart Home Sync:** Effortlessly integrates with Alexa, Google Home, and Shelly’s ecosystem for total control at your fingertips.
- • **Instant Alerts, Zero Delays:** Experience lightning-fast notifications with sub-100 ms reaction time—never miss a moment.
- • **Custom Scenes for Smart Living:** Automate lights, heating, and more by linking sensors to your smart devices—energy savings and comfort combined.
- • **Discreet, Ultra-Compact Design:** Sleek, minimal footprint fits invisibly on any door or window frame—security that blends in.

## Overview

The Shelly Blu Door/Window sensor is a Bluetooth-enabled smart security device designed for ultra-fast detection of door and window activity with a reaction time under 100 ms. Featuring a compact design and up to 5 years of battery life on a single CR2032 cell, it integrates seamlessly with Alexa, Google Home, and Shelly’s smart home ecosystem. It requires a Shelly BLU Gateway or compatible Shelly Plus/Pro device for app control and supports advanced automation through custom scenes and scripting, making it a powerful tool for energy-efficient, remote home monitoring.

## Description

Shop Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor. Free delivery on eligible orders of £20 or more.

## Features

- 𝗦𝗺𝗮𝗿𝘁 𝗘𝗻𝘁𝗿𝘆 𝗠𝗼𝗻𝗶𝘁𝗼𝗿𝗶𝗻𝗴: Detects and reports door/window openings, tilt levels, and luminosity for reliable automation
- 𝗨𝗹𝘁𝗿𝗮-𝗖𝗼𝗺𝗽𝗮𝗰𝘁 𝗗𝗲𝘀𝗶𝗴𝗻: Discreet and easy to install in any room or door/window frame
- 𝗟𝗼𝗻𝗴 𝗕𝗮𝘁𝘁𝗲𝗿𝘆 𝗟𝗶𝗳𝗲 & 𝗙𝗮𝘀𝘁 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗲: Runs up to 5 years on a CR2032 battery with reaction time under 100 ms
- 𝗚𝗮𝘁𝗲𝘄𝗮𝘆 𝗥𝗲𝗾𝘂𝗶𝗿𝗲𝗱: A Shelly BLU Gateway or any Shelly Plus, Pro, Gen3 or Gen4 device (excluding sensors) is needed to use this device with the Shelly Smart Control app or any home automation system
- 𝗔𝗽𝗽 & 𝗩𝗼𝗶𝗰𝗲 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻: Control from anywhere using the Shelly Smart Control app or voice assistants like Alexa, Google Home, or SmartThings - 𝗕𝗹𝘂𝗲𝘁𝗼𝗼𝘁𝗵 𝗚𝗮𝘁𝗲𝘄𝗮𝘆 𝗥𝗲𝗾𝘂𝗶𝗿𝗲𝗱

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C718F4LG |
| Alert Type | entry |
| Antenna Location | Door sensor, window sensor, advanced sensor |
| Battery Average Life | 5 years |
| Battery Cell Composition | Lithium Ion |
| Best Sellers Rank | 78,881 in DIY & Tools ( See Top 100 in DIY & Tools ) 77 in Home Security Door & Window Sensors |
| Brand | Shelly |
| Colour | White |
| Compatible Devices | Smart Home Hubs, Lighting Controls, Security Systems |
| Control Method | App |
| Customer Reviews | 3.9 3.9 out of 5 stars (1,517) |
| EU Spare Part Availability Duration | 2 Years |
| Global Trade Identification Number | 03800235266601 |
| Included Components | 1x Shelly Blu Door/Window White |
| Item Dimensions | 35 x 35 x 370 millimetres |
| Item Type Name | Door/Window Sensor |
| Item Weight | 22 Grams |
| Manufacturer | Shelly Europe |
| Maximum Range | 30 Metres |
| Model Number | 3800235266601 |
| Network Connectivity Technology | Wireless |
| Part Number | 660 |
| Power source | Battery Powered |
| Unit Count | 1.0 count |
| Voltage | 7 |

## Product Details

- **Brand:** Shelly
- **Colour:** White
- **Compatible devices:** Smart Home Hubs, Lighting Controls, Security Systems
- **Item dimensions L x W x H:** 35 x 35 x 370 millimetres
- **Power source:** Battery Powered

## Images

![Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor - Image 1](https://m.media-amazon.com/images/I/313x326-kqL.jpg)
![Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor - Image 2](https://m.media-amazon.com/images/I/11yR25JmEPL.jpg)
![Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor - Image 3](https://m.media-amazon.com/images/I/21-AKAOWj6L.jpg)
![Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor - Image 4](https://m.media-amazon.com/images/I/31BSFwdk3uL.jpg)
![Shelly Blu Door/Window White - Smart Bluetooth Montion Sensor Alarm, Home Security, Remote Control Detector, App Alerts, Alexa & Google Home, Gateway Required, Scene Activation, Lux Sensor - Image 5](https://m.media-amazon.com/images/I/417511TeAdL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: Shelly BLU Door/Window inclusion failed. What should I do?**
A: Download the Shelly BLE Debug APP and proceed with OTA FW update from there. Activate the Bluetooth gateway, and then retry inclusion to Shelly Smart Control app. For further help, turn to support.shelly.cloud.

**Q: Shelly BLU Door/Window battery is draining quickly?**
A: The device might have stuck in bootloader mode. Remove it from your Bluetooth settings and perform manual update. Insert the battery into your device and then run slow OTA update in Shelly Debug App.

**Q: Do I need a gateway for my Shelly BLU Door/Window?**
A: To use this device with the Shelly Smart Control app, a gateway is required. Compatible gateways are Shelly BLU Gateway, or any Shelly Plus, Pro or Gen3 device (excluding sensors).

**Q: Sensor fails to detect correct door/window position. What should I do?**
A: Ensure your device's firmware is up-to-date and that it's installed level, not tilted. For further assistance, contact our support team at support.shelly.cloud.

**Q: Shelly BLU Motion is unresponsive after a firmware update?**
A: Remove ("Forget") Shelly BLU Door/Window from Bluetooth settings. Open Shelly BLE Debug App, insert the battery, and select the device. Start a slow OTA update. If it doesn’t appear, press the button briefly before reinserting the battery.

## Frequently Bought Together

- Shelly Blu Door/Window White | Smart Bluetooth Operated Sensor for Home Security & Custom Activation Scenes | Home Automation | Email & App Alerts Notification | Alexa & Google Home Compatibility
- Shelly BLU Gateway | Bluetooth WiFi Gateway in a USB-A dongle | Home Automation | Compatible with Alexa & Google Home | iOS Android App | WiFi Range Extender | Wire-Free
- Shelly Blu Motion | Bluetooth Motion & Lux Sensor | Home Automation | Compatible with Alexa & Google | iOS Android App | Long-Lasting Battery | Scene Activation | Range up to 9 Meters

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**Shop now:** [https://www.desertcart.com.br/products/539654027-shelly-blu-door-window-white-smart-bluetooth-montion-sensor-alarm](https://www.desertcart.com.br/products/539654027-shelly-blu-door-window-white-smart-bluetooth-montion-sensor-alarm)

---

*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-09-12*