1 / 3

The Shelly Plus Smoke smart smoke alarm protects your home with photoelectric detection, Wi‑Fi and Bluetooth connectivity, and real‑time alerts. Powered by a CR123A battery for up to 5 years, its compact design suits any interior.

Photoelectric detection for early warning

The sensor detects smoke from slow‑burning fires and triggers audible and mobile alerts before flames are visible. LED indicators clearly show the current status.

Smart Wi‑Fi and Bluetooth connectivity

Over 2.4 GHz Wi‑Fi (802.11 b/g/n) you can monitor status and receive real‑time notifications. Bluetooth 4.2 ensures easy pairing and local control.

Long battery life and simple installation

Powered by 1× 3 V CR123A/CR17335 for up to 5 years of life. Compact design for ceiling or wall mounting with no complex wiring.

Shelly Plus Smoke is a smart smoke alarm designed for early warning of slow‑burning fires. The photoelectric sensor reliably detects smoke and activates audible and mobile alerts before visible flames appear. LED indicators clearly show the device status, so you always know everything is in order.

Thanks to Wi‑Fi (2.4 GHz) and Bluetooth 4.2 connectivity, you have full control via your smartphone or tablet — from testing and status monitoring to receiving real‑time notifications. Its compact dimensions and battery power enable quick, cable‑free installation on ceilings and walls.

Early warning: precise photoelectric detection of smoke from slow‑burning fires.
Smart connectivity: Wi‑Fi 802.11 b/g/n and Bluetooth 4.2 for convenient control and alerts.
Long battery life: up to 5 years on a 1× 3 V CR123A/CR17335 battery.
Compact design: 86 mm diameter, 31 mm height; easy, cable‑free installation.
Reliable operation: in 30–95 % RH environments and temperatures from 0–55 °C.