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Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4
Shelly Precence Sensor Gen4

Shelly Precence Sensor Gen4

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Detects real presence - even without movement. Tracks up to 6 people in
10 zones for accurate, reliable automation. Prevents false triggers,
cuts energy waste, and integrates easily with smart lighting, HVAC, and
home systems.

Key Features:
Multi-protocol connectivity: Wi-Fi, Zigbee, Bluetooth
Matter - certified
Advanced presence detection: Accurately detects even the slightest movement for truly responsive automation
Multi-person tracking: Tracks up to 6 people simultaneously
Zone-based sensing: Supports up to 10 customizable detection zones, covering an area up to 42 sq.m.
Still presence detection: Detect people even when they remain still or seated
Adjustable sensitivity: Can be configured to ignore movements from kids, pets, or robot vacuum cleaners
Compact form factor: Can be installed discreetly in any room
Flexible placement: Designed for easy setup on walls, bookshelves, tabletops, or even on top of wardrobes.
Built-in light sensor: Detects ambient light conditions and reports three distinct levels - dark, twilight, and bright

Specifications:


Quantity

Value

Physical

Size (HxWxD):

  • 64x41x26 mm / 2.49x1.59x1.02 inch (without stand)

  • 73x41x37 mm / 2.87x1.61x1.46 inch (with stand)

Weight:

  • 42 g / 1.48 oz (without stand)

  • 85 g / 3.00 oz (with stand)

Mounting:

  • Freestanding base - for horizontal placement on shelves, tables, or wardrobes

  • Adhesive tape - for tool-free installation on flat surfaces

  • Screws and wall plugs - for installation on walls or other solid surfaces

Shell material:

Plastic with aluminum back

Shell color:

  • White

  • Black

Environmental

Ambient working temperature:

-20 °C to 40 °C / -5 °F to 105 °F

Humidity:

30 % to 70 % RH

Max. altitude:

2000 m / 6562 ft

Electrical

Power supply:

5 VDC via USB-C, 1 A

Power consumption:

  • 2.5 W (nominal)

  • 3.5 W (max)

Sensors, meters

Internal-temperature sensor:

Yes

Light sensor:

Yes

Radar sensor:

Yes

Radio

Wi-Fi

Protocol:

802.11 b/g/n/ax

RF band:

2401 - 2483 МHz

Max. RF power:

< 20 dBm

Range:

Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors
(Depends on local conditions)

Bluetooth

Protocol:

5 (LE)

RF band:

2402 - 2480 MHz

Max. RF power:

< 20 dBm

Range:

Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors
(Depends on local conditions)

Zigbee

Protocol:

802.15.4

RF bands:

2405 to 2480 MHz

Max. RF power:

< 20 dBm

Range:

Up to 100 m / 328 ft indoors and 300 meters / 984 ft outdoors

(Depends on local conditions)

Microcontroller unit

CPU:

ESP-Shelly-C68F

Flash:

8 MB

Firmware capabilities

Schedules:

20

Advanced schedules:

Yes

Webhooks (URL actions):

20 with 5 URLs per hook

Scripting:

Yes

MQTT:

Yes

UDP:

Yes

Encryption:

Yes

KVS (Key-Value Store):

Yes

Radar specific

Radar frequency:

60-64 GHz

Object detection

Yes, up to 6 objects (people)

Wall mount coverage

  • 140 degrees horizontal (70 degrees on each side), 8 x 8 m

  • 120 degrees vertical

Corner mount coverage

90 degrees (45 degrees on each side), 7 x 7 m

Still detection

Yes, up to 3 m