Xiaomi QBKG04LM

   
Model QBKG04LM
Vendor Xiaomi
Description Aqara single key wired wall switch without neutral wire. Doesn’t work as a router and doesn’t support power meter
Exposes switch (state), action, operation_mode, linkquality
Picture Xiaomi QBKG04LM

Notes

Router functionallity

This device does not work as a Zigbee router.

Debounce

It is recommended to not use the debounce option for this device since this will prevent the single and hold_release actions from being sent.

Deprecated click event

By default this device exposes a deprecated click event. It’s recommended to use the action event instead.

To disable the click event, set legacy: false for this device in configuration.yaml. Example:

devices:
  '0x12345678':
    friendly_name: my_device
    legacy: false

Pairing

Press and hold the button on the device for +- 10 seconds (until the blue light starts blinking and stops blinking), release and wait.

You may have to unpair the switch from an existing coordinator before the pairing process will start. If you can’t do this, try to remove battery (if it has one), push the button (to completely discharge device), place the battery back and try pairing again.

OTA updates

This device supports OTA updates, for more information see OTA updates.

Options

How to use device type specific configuration

  • legacy: Set to false to disable the legacy integration (highly recommended), will change structure of the published payload (default true). The value must be true or false

Exposes

Switch

The current state of this switch is in the published state under the state property (value is ON or OFF). To control this switch publish a message to topic zigbee2mqtt/FRIENDLY_NAME/set with payload {"state": "ON"}, {"state": "OFF"} or {"state": "TOGGLE"}. To read the current state of this switch publish a message to topic zigbee2mqtt/FRIENDLY_NAME/get with payload {"state": ""}.

Action (enum)

Triggered action (e.g. a button click). Value can be found in the published state on the action property. It’s not possible to read (/get) or write (/set) this value. The possible values are: release, hold, double, single, hold_release.

Operation_mode (enum)

Decoupled mode. Value can be found in the published state on the operation_mode property. It’s not possible to read (/get) this value. To write (/set) a value publish a message to topic zigbee2mqtt/FRIENDLY_NAME/set with payload {"operation_mode": NEW_VALUE}. The possible values are: control_relay, decoupled.

Linkquality (numeric)

Link quality (signal strength). Value can be found in the published state on the linkquality property. It’s not possible to read (/get) or write (/set) this value. The minimal value is 0 and the maximum value is 255. The unit of this value is lqi.