D2 Wireless self-powered door and window sensor

Free Your Hands

Millimeter-Wave Radar Human Presence Detection

The H3 Human Presence Sensor uses millimeter-wave radar technology to accurately detect human movement, standing, and even static presence.

Detects Subtle Human Movements

It can detect subtle human movements such as breathing and micro-motions, significantly improving presence detection accuracy.

Custom actions
  • No battery

    No battery

    Harvesting directly its energy from your push, the Door and Window Sensor doesn’t need any battery (and any wire) to operate

  • Wireless

    Wireless

    Advantages of a wireless system (flexibility) without the disadvantages (no battery = no maintenance)

  • Stable installation

    Stable installation

    This Door and Window Sensor can be mounted concealed in the door frame, it also can be mounted externally on the surface of door and being fixed with screws

  • Discreet

    Discreet

    Mount it, and forget it

Examples Of Use Cases

H3 Human Presence Sensor

D2 series wireless self-powered door and window sensor
Power SupplyAC 220V 50/60Hz
Communication Methods2.4GHz & RF 433MHz
RF Communication Range80 m outdoor, 30 m indoor
2.4GHz Communication Range4 m
Communication Rate100 kbps
Radar Frequency24 GHz
Installation Height2.6–3 m (ceiling-mounted)
Ceiling Cutout Sizeφ75 mm
Detection RangeRadial 4.5 m
Light Threshold0–255 lux (adjustable)
Motion / Static Energy Value0–100
Azimuth / Elevation Angle±45°
Delay Time5 s off (default)
Product Dimensions102 × 90 × 52 mm
Operating Temperature-10 ℃ ~ +50 ℃
Storage Temperature-20 ℃ ~ +80 ℃
Operating Humidity0% ~ 85% RH (non-condensing)
Indicator LightRed
Installation MethodCeiling-mounted: fixed with positioning springs
Usage EnvironmentIndoor (bathrooms, kitchens, hallways, etc.)
Compliance StandardsGB4943.1-2022, CE, RoHS

Support & Questions


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