# ShellyBLU Wall Switcht4

Model Id SBBT-004CEU (opens new window)
Brand Shelly
Model ShellyBLU Wall Switch4
Short Description Button
Communication BLE broadcast
Frequency 2.4Ghz
Power Source CR2032
Exchanged Data button press type of each button, battery, packet ID
Encrypted No - Currently only unencrypted devices are supported

The button press type for each button is encoded as:

  • 0 - None (other Button was pressed or sent every 8 seconds if beacon mode is enabled)
  • 1 - Single short click
  • 2 - Double click
  • 3 - Triple click
  • 9 - Long press
  • 11 - Button hold