Shelly Plus Smoke Alarm

What is Shelly Plus Smoke Alarm?

Shelly Plus Smoke Alarm is a smart photoelectric smoke alarm, which is effective at detecting slow fires that smoulder for hours before bursting into flame. Receive instant notifications on your phone and create safety scenes to keep your family and home safe.

VIEW SPECIFICATIONS   SHELLY MOBILE APP
 

Features

Wi-Fi & Bluetooth connectivity

Connect Shelly Plus Smoke to your Wi-Fi network. No HUB required!

5 years of battery life

Count on low-battery-consuming technology.

Sound & light alerts

If smoke is detected, Shelly Plus Smoke will initiate a loud sound (>85db) and light alarm.

Easily mountable

Shelly Plus Smoke is wire-free and has no angle limitations, making it very easy to install.

Immediate notification

No matter where you are, Shelly Plus Smoke will immediately notify you of any danger.

Smart scenes

Set custom scenes by combining Shelly Plus Smoke with your other Shelly devices

Inputs

  • One push button
    • Press and hold for 3 sec to test the Device.
    • Press briefly to silence an alarm.
    • Press briefly 3 times to put the Device in Setup mode for 2 minutes.
    • Press briefly 5 times to factory reset. Device stays in Setup mode for 2 minutes.

Outputs

  • LED indication
    • Normal operation: Red light flashes once every 53 seconds.
    • Testing: 3 red light flashes.
    • Alarm: Continuous red light flashes.
    • Malfunction: Red light flashes twice every 53 seconds
    • Hushed alarm: Red light flashes once every 10 seconds.
    • Low battery warning: Red light flashes once every 53 seconds.
    • Hushed low battery warning: Red light flashes once every 53 seconds (with no sound).
    • Device in Setup mode: Green light flashes quickly.
    • Device in Setup mode for 2 minute: Green light flashes slowly.
  • Buzzer
    • Button pressed: 1 short beep.
    • Testing: 3 short beeps.
    • Alarm: Continuous loud beeps.
    • Low battery warning: Short beep once every 53 seconds.

Specifications

PHYSICAL
Size (HxWxD): 86x86x31 ±0.5 mm / 3.39x3.39x1.22 ±0.02 in
Weight: 95 ±1 g / 3.35 ±0.05 oz
Mounting: Ceiling
Shell material: Plastic
Color: White
ENVIRONMENTAL
Ambient temperature: -0 °C to 55 °C / 32 °F to 131 °F
Humidity: 30 % to 95 % RH
Max. altitude: 2000 m / 6562 ft
ELECTRICAL
Power supply voltage AC: N/A
Power supply voltage DC: 1x 3 V CR123A battery
Battery life: 5 years
SENSORS, METERS
Smoke sensor: Photoelectric
RADIO
RF band: 2401 - 2495 MHz
Max. RF power: <20 dBm
Wi-Fi protocol: 802.11 b/g/n
Wi-Fi Range: Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors (Depends on local conditions)
Bluetooth Protocol: 4.2
Bluetooth Range: Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors (Depends on local conditions)
MCU
CPU: ESP32
Flash: 4 MB
FIRMWARE CAPABILITIES
Webhooks (URL actions): 10 with 2 URLs per hook
Scripting: No
MQTT: Yes
CoAP: No

Installation of Shelly devices must be done by a qualified electrician or authorised installers.

Use Cases

Immediate notifications

Immediate notifications

In case of any detected danger, Shelly Plus Smoke will immediately inform you and your family members in real-time and allow you to take action, no matter how far away you are.
Sends an immediate notification and sounds alarm

Sends an immediate notification and sounds alarm

When Shelly Plus Smoke detects a risk, it sounds a loud alarm for everyone inside to hear, while simstarts the personalised scene you've selected for the event, and notifies you through the app, no matter how far away from home you are.
Cuts off power supply to all appliances

Cuts off power supply to all appliances

In order to prevent further damage, Shelly Plus Smoke can trigger your other Shelly devices using scenes or webhooks to quickly cut off the power to all appliances in the room where the fire has occurred.
Notifies you if anyone is in the room

Notifies you if anyone is in the room

Together with Shelly Motion2, you can be instantly alerted if motion is detected in the room. Additionally, using webhooks, it can trigger other devices like cameras, speakers, or any connected devices to help you monitor from afar.
Turns on emergency lighting and unlocks all doors

Turns on emergency lighting and unlocks all doors

If you have RGBW bulbs, strips, or alarms around your home, Shelly Plus Smoke can trigger them to turn red and lead the way to the nearest exit for anyone who is in the house. Simultaneously, all doors can be unlocked for your family to make a quick exit through the house.
Local control of all your devices

Local control of all your devices

Shelly Plus Smoke Alarm can execute direct actions on other devices on your local network without being connected to the Internet or Shelly Cloud. Count on immediate response time and local scenes to keep your home safe.

Download the Shelly Cloud app for Android and iOS

Download Shelly Cloud App on Apple App StoreDownload Shelly Cloud App on Google Play store

Videos

Shelly Plus Smoke Alarm