Sonoff BASICR4 - BASICR4 Device Components and Features; Button and Wi-Fi LED Indicator; Wiring Ports and Protective Cover; Compatible Voice Assistants

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Compatible Voice Assistants
Power-on State Smart Scene
Share Device Create Group
① Button
Single press: Changing the on/off state of
relay contacts
Long press for 5s: Enter pairing mode
② Wi-Fi LED indicator (Blue)
Flashes two short and one long: Device
is in pairing mode.
Keeps on: Online
Flashes once: Offline
Flashes twice: LAN
Flashes three times: OTA
Keep flashing : Overheat protection
③ Wiring ports
④ Protective cover
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