







🏠 Stay connected, secure, and smart—your home’s silent guardian.
ShellyBlu Door/Window Black is a compact, Bluetooth-operated sensor designed for versatile home security and automation. Featuring a 5-year lithium-ion battery, it measures tilt angle and ambient light to enable custom smart scenes via the Shelly app, compatible with Alexa and Google Home. Ideal for doors, windows, and more, it delivers instant alerts and energy-saving automation to elevate your smart home experience.






| Brand | Shelly |
| Color | Black |
| Power Source | Battery Powered |
| Item Weight | 22 Grams |
| Maximum Range | 30 Meters |
| Mounting Type | Wall Mount |
| Battery Description | Lithium-Ion |
| Temperature Range | 1E+2 Degrees Fahrenheit |
| Battery Life | 5 years |
| Compatible Devices | Laptop, Smartphone, Tablet |
| Product Dimensions | 1.38"D x 1.38"W x 0.27"H |
| Number of Batteries | 1 CR2430 batteries required. (included) |
| Operating Temperature | 104 Degrees Fahrenheit |
| Recommended Uses For Product | Door Sensor, Window Sensor, Advanced sensor |
| Upper Temperature Rating | 104 Degrees Fahrenheit |
| Manufacturer | Shelly |
| Global Trade Identification Number | 03800235266618 |
| Part Number | 661 |
| Item Weight | 0.776 ounces |
| Item model number | 3800235266618 |
| Batteries | 1 CR2430 batteries required. (included) |
| Item Package Quantity | 1 |
| Included Components | 1 x Shelly Blu Door/Window - Black, User Manual |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Manganese Dioxide |
| Description Pile | Lithium-Ion |
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