Cury by Shelly – Smart-Diffuser mit Schutzfunktion

Short description

Cury is a compact, modern scent diffuser designed to help you shape the atmosphere in any space with automated, heating-based diffusion and fine-grained intensity control. It can be used to create consistent fragrance routines throughout the day—without constant manual adjustments. With dual wireless connectivity, Cury can be controlled remotely and fits smoothly into smart home setups for coordinated automations. It can run independently when you simply want reliable scent scheduling, or become part of broader scenes and routines for a more connected experience.

Main features

• Compact, modern design – Blends seamlessly into any home or commercial space with a minimalist appearance.

• Dual wireless connectivity - Built-in Wi-Fi and Bluetooth for flexible setup, integration, and reliable connection.

• Dynamic diffusion technology – Adjusts fragrance intensity to deliver consistent, optimal scent distribution.

• Smart vial recognition – Each vial includes a unique smart label that the device reads instantly to identify aroma type.

• Heating-based diffusion – Gently warms a cotton-fiber wick inside the vial to release fragrance or mosquito-repellent liquid safely and efficiently.

• Customizable lighting – Built-in ambient lighting offers multiple colors and intensity levels to match your mood or environment.

• Automated scent scheduling – Program daily or weekly diffusion routines with pre-set or your own custom schedules to maintain the perfect atmosphere 24/7.

• Instant alerts - Receive notifications with thumbnail previews directly in the Cury and/or Shelly App.

• Remote control – Start, stop, or adjust scent diffusion from anywhere using the Cury and/or Shelly App.

• Personalized intensity control – Choose from multiple diffusion levels or enable adaptive mode for automatic adjustments based on room conditions.

• Smart home integration - Fully supports the Shelly ecosystem with scripts, scenes, and local actions.

• Wide compatibility - Works with Alexa, Smart Home, Smart Things & Home Assistant.

• Independent operation - Supports local automation and third-party systems without requiring a constant cloud connection.

• Safe and energy-efficient – Designed with temperature safeguards and optimized heating cycles to minimize energy consumption and ensure safe use.

Use cases

• Atmosphere enhancement
  Ideal for creating a personalized scent environment, allowing users to schedule different fragrances for various times of day while complementing the ambiance with adjustable lighting.

• Smart mosquito repellent system
  Functions as an automated, app-controlled mosquito deterrent by dispersing repellent liquid at optimal times, adjusting intensity through smart home routines, and notifying users when the vial needs replacement.

• Scent branding in commercial spaces
  Perfect for businesses that want to establish a signature aroma, offering reliable diffusion schedules, vial usage tracking, and seamless integration with Shelly automation systems to maintain a consistent customer experience.

Main applications

• Residential

• MDU (Multi Dwelling Units - apartments, condominiums, hotels, etc.)…

• Light commercial (small office buildings, small retail/restaurant/gas station, etc.)…

• Government/municipal

• University/college

Integrations

Connectivity

• Wi-Fi

• Bluetooth

Safety function

• Overheating protection

• Auto-shutdown in case of malfunction

• Orientation sensor (prevents heating if the device is placed rounded or tilted)

User interface

Inputs

• Internal button

  • Press and hold for 5 seconds to enable Device access point and Bluetooth connection.

  • Press and hold for 10 seconds to factory reset the Device.

• Side buttons

  • Press any of the side buttons to activate First-level adjustment mode (Scent intensity mode).

    • Hold any of the side buttons longer than 1 second to sequentially adjust the scent intensity.

    • Press the upper buttons (C1 or C3) to increase scent intensity for the corresponding vial.

    • Press the lower buttons (C2 or C4) to decrease scent intensity for the corresponding vial.

    • Simultaneously press both lower buttons (C2 and C4) to turn the Ambient light off/on.

  • Simultaneously press both upper buttons (C1 and C3) to enter Second-level adjustment mode.

    • Press the right side buttons (C3 or C4) to change the Ambient light color.

    • Press the left side buttons (C1 or C2) to change the Ambient light color brightness.

    • Simultaneously press both lower buttons (C2 and C4) to turn the Ambient light off/on.

Outputs

• Status LED lights indications

  • 75-100%: Top LED dims from 100% to 0% as the liquid level decreases from 100% to 75%.

  • 50-75%: Second LED dims from 100% to 0% as the liquid level decreases from 75% to 50%.

  • 25-50%: Third LED dims from 100% to 0% as the liquid level decreases from 50% to 25%.

  • 0-25%: Bottom LED dims from 100% to 0% as the liquid level decreases below 25%. When the vial is less than 10%, the bottom LED starts blinking in corresponding color. At 0% starts blinking red until vial removal.

• Ambient light indications

  • AP enabled & Wi-Fi disabled:

    • Red, 1 sec ON / 1 sec OFF, 5% intensity, 5 sec duration.

    • Guidance: Connect to AP for Wi-Fi configuration.

  • Wi-Fi enabled, not connected:

    • Blue, 1 sec ON / 3 sec OFF, 100% intensity, timeout 30 sec.

    • Guidance: Verify Wi-Fi settings.

  • Connected to Wi-Fi:

    • Green, Constantly ON, 100% intensity, 5 sec duration.

  • OTA update:

    • White, ½ sec ON / ½ sec OFF, active during update.

    • Guidance: Do not disconnect during update.

  • Internal button held (5 sec):

    • Red, ½ sec ON / ½ sec OFF, 100% intensity, 5 sec duration.

    • Guidance: Release to reset Wi-Fi and BLE.

  • Internal button held (>10 sec):

    • Red, ¼ sec ON / ¼ sec OFF, 100% intensity while held.

    • Guidance: Release for factory reset.

  • Self-test indication:

    • Green, 500ms ON/OFF, maximum intensity, until completion.

  • Vial check result:

    • Valid vial: GREEN, blink all slot LEDs (3x500ms).

    • Fake/Error: All LEDs blink Red (3x500ms).

    • Empty vial: Lowest LED blinking Red continuously (500ms ON/OFF).

  • Error indication:

    • Red, all LEDs 250ms ON/OFF, max intensity, persists until resolved.

    • Guidance: Error, take action.

Implementation Notes

• Visibility Control: Users can disable Front LEDs via device web page or mobile app.

• State Visibility: Device status indicators are only visible for 1 minute, ensuring minimal distraction.

• Priority: Liquid level indicators take precedence after 5seconds (by default).

Modes of operation

Cury comes with ready-made Home and Office profiles that automatically manage fragrance intensity and vial switching. Each profile is designed to keep spaces consistently fresh, extend vial life, and adapt to daily routines without you lifting a finger.

Specifications

Installation instructions