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Zigbee devices Buttons and remotes

Aqara DJT11LM

Vibration sensor. Works with Zigbee2MQTT with no vendor hub or cloud: it pairs with a Zigbee stick and shows up in Home Assistant.

Vendor
Aqara
Model
DJT11LM
Type
Buttons and remotes
Power
battery: an end device, does not extend the mesh
Firmware updates (OTA)
no

Find it in shops: AliExpress

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What it exposes

FeaturePropertyValuesControl
Batterybattery% · 0…100read only
Device temperaturedevice_temperature°Cread only
Vibrationvibration—read only
Strengthstrength—read only
Sensitivitysensitivity1…21settable
Angle xangle_x° · -90…90read only
Angle yangle_y° · -90…90read only
Angle zangle_z° · -90…90read only
X axisx_axis—read only
Y axisy_axis—read only
Z axisz_axis—read only
VoltagevoltagemVread only
Power outage countpower_outage_count—read only
Action (button press)actionvibration, tilt, dropread only

MQTT: state and commands

Zigbee2MQTT publishes the device state to zigbee2mqtt/my_device (my_device is the name you give the device). An example message:

{
  "battery": 87,
  "device_temperature": 31,
  "vibration": false,
  "strength": 0,
  "sensitivity": 11,
  "angle_x": 0,
  "angle_y": 0,
  "angle_z": 0,
  "x_axis": 0,
  "y_axis": 0,
  "z_axis": 0,
  "voltage": 2950,
  "power_outage_count": 0,
  "linkquality": 120
}

The device only reports data and takes no commands.

Watch the topics live from the browser: MQTT client.

Home Assistant automation example

Zigbee2MQTT creates Home Assistant entities from the device name. If it is called my_device, an automation in automations.yaml can look like this:

- alias: "Button"
  mode: single
  triggers:
    - trigger: mqtt
      topic: zigbee2mqtt/my_device
      value_template: "{{ value_json.action }}"
      payload: "vibration"
  actions:
    - action: light.toggle
      target:
        entity_id: light.living_room

Check the YAML: YAML checker.

How to pair it

  1. In Zigbee2MQTT click Permit join.
  2. Put the device in pairing mode: usually a long press of the reset button (5–10 s) until the LED blinks; bulbs: switch the power off and on 5–6 times.
  3. Keep the device close to the coordinator or a router while pairing.
  4. Give it a clear name: MQTT topics and Home Assistant entities are built from it.

Exact procedure and model notes: the device page in the Zigbee2MQTT docs. No coordinator yet: coordinator picker.

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