ZigBee Key Fob for Home Assistant & Smart Security | KF205

Main Feature:

The KF205 is a ZigBee key fob designed for Home Assistant integration, smart security, and scene automation. Functioning as a compact ZigBee remote button, it supports one-touch arming/disarming and can trigger lights, relays, smart plugs, sirens, and alarm scenes through compatible ZigBee gateways. Ideal for residential, hospitality, and commercial smart building applications.


  • Model: KF205
  • Item Dimension: 37.6(W) x 75.66(L) x 14.48(H) mm
  • Fob Port: Zhangzhou, China
  • Payment Terms: L/C,T/T




  • Product Detail

    Tech Specs

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    Product Tags

    ▶ Main Features:

    • ZigBee HA 1.2 compliant for reliable ZigBee ecosystem integration
    • One-touch scene control for lighting, relays, and smart devices
    • Supports smart security arming/disarming and panic triggering
    • Compatible with Home Assistant via supported ZigBee gateways
    • Functions as a compact ZigBee remote button for automation
    • Low battery detection with long-lasting battery performance
    • Low-power ZigBee communication for stable wireless operation

    ▶Product:

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    Application:

    • Smart security system arming and disarming
    • Home Assistant scene control and automation
    • Panic alarm and emergency assistance
    • Hotel and apartment access management
    • Elderly care and assisted living systems
    • Smart home and commercial building automation
    • Multi-device control through ZigBee gateways

    Build a Complete ZigBee Security System

    The KF205 ZigBee Key Fob is designed to work as part of a complete ZigBee security ecosystem. Rather than functioning as a standalone controller, it enables users to manage multiple connected devices with a single button press.

    When paired with a ZigBee gateway, the KF205 can trigger automation involving ZigBee motion sensors, door and window sensors, smart plugs, relays, sirens, and other compatible devices. It can be used to arm or disarm security modes, activate emergency alerts, or launch predefined smart home scenes without opening a mobile app.

    For Home Assistant users, the KF205 can also serve as a compact ZigBee remote button for scene activation and automation through compatible ZigBee integrations.

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    FAQ

    Q1. What is a ZigBee Key Fob used for?
    A: A ZigBee Key Fob is a compact wireless controller that allows users to trigger smart home and security functions with a single button press. It can be used to arm or disarm alarm systems, activate automation scenes, control connected ZigBee devices, or send emergency alerts through a compatible ZigBee gateway.

    Q2. Does the KF205 work with Home Assistant?
    A: Yes. The KF205 can be integrated with Home Assistant through compatible ZigBee gateways that support Zigbee2MQTT or ZHA. Users can assign each button to trigger custom automation scenes, lighting control, security modes, or other smart home routines.

    Q3. Can the KF205 trigger multiple automation actions with one button press?
    A: Yes. When used with a compatible ZigBee gateway, each button can activate a predefined automation scene. For example, one press can arm or disarm the security system, switch lighting, control relays or smart plugs, or execute multiple automation rules simultaneously.

    Q4. Is the KF205 suitable for smart security applications?
    A: Yes. The KF205 is designed for residential and commercial smart security systems. It can be used for alarm arming/disarming, panic alerts, emergency assistance, and quick scene activation in homes, hotels, apartments, offices, and assisted living facilities.

    Q5. Does the KF205 require a Wi-Fi connection?
    A: No. The KF205 communicates using the ZigBee protocol and works with a compatible ZigBee gateway. Compared with Wi-Fi devices, ZigBee offers lower power consumption, mesh networking, and more reliable communication for smart home and building automation.

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    ▶ Main Specification:

    Wireless Connectivity ZigBee 2.4GHz IEEE 802.15.4
    RF Characteristics Operating Frequency: 2.4GHz
    Outdoor/Indoor range: 100m/30m
    ZigBee Profile Home Automation Profile
    Battery CR2450, 3V Lithium battery
    Battery Life: 1 year
    Operating Ambient Temperature: -10~45°C
    Humidity: up to 85% non-condensing
    Dimension 37.6(W) x 75.66(L) x 14.48(H) mm
    Weight 31 g


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