Sonoff BASICR4 User manual

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BA S IC R ( EN )
A Wi-Fi smart switch integrating APP remote control, voice control, timer and other
functions. You can control your home appliances anytime, anywhere, and also create a
variety of smart scenes to facilitate your life.
Introduction
Wi-Fi Smart Switch
User Manual V1.0
Remote Control Voice Control Timer Schedule LAN Control

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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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1. Power off
Specification
Installation
Model BASICR4
MCU ESP32-C3FN4
Input 100-240V ~ 50/60Hz Max 10A
Output 100-240V ~ 50/60Hz Max 10A
Max. power 2400W@240V
Wireless Connectivity Wi-Fi IEEE 802.11b/g/n 2.4GHz
Net weight 45.8g
Product dimension 88x39x24mm
Color White
Casing material PC V0
Applicable place Indoor
Working temperature -10 ℃ ~40 ℃
Working humidity 10%~95% RH, non-condensing
Certification
ISED /FCC/RoHS/ ETL/CE/SRRC
Executive standard EN IEC 60669-2-1, UL 60730-1, CSA E 60730-1

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*Please install and maintain the device by a professional electrician. To avoid electric shock
hazard, do not operate any connection or contact the terminal connector while the device is
powered on!
2. Wiring instruction
To ensure the safety of your electrical installation, it's essential either a Miniature Circuit Breaker
(MCB) or a Residual Current Operated Circuit Breaker (RCBO) with an electrical rating of 10A
has been installed before the BASICR4.
Wiring: 16-18AWG SOL/STR copper conductor only, Tightening torque: 3.5 lb-in

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Make sure all wires are connected correctly.
3. Power on
After powering on, the device will enter the Pairing Mode defaulted during the first use, and the
LED indicator flashes in a cycle of two short and one long.
*The device will exit the Pairing Mode if it is not paired within 10mins. If you want to enter this
mode again, please long press the button for 5s until the LED indicator flashes in a cycle of two
short and one long and then release.
Please download the " eWeLink " App from Google Play Store or Apple App Store .
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Add device
1.Download the eWeLink App

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2.Add device
Please follow the wiring instructions to
connect the wires (ensure power is
disconnected in advance and consult an
electrician if needed)
Power on the device
Enter “ Scan ” Scan the BASICR4 QR code on the device
body

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Select “ Add Device ” Long press the button for 5 seconds
Check Wi-Fi LED indicator flashing status
(Two short and one long ）
Search for the device and start connecting

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1. Lay flat before use
2. Use of Fixing Screws
Installation and use
Device function
1. Magic Switch Mode
Select the "Wi-Fi" network and
enter the password.
Device “ Added completely".
① Screw the lower cover to
the wall
② Close the upper cover ③ Secure the protective
cover with screws

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After short-circuiting the L1 and L2 of the switch terminals through the wires, the device
can still be online and can be controlled through the APP after the users flip the wall
switch to turn off/on the light.
• Add a wire to connect L1 to L2 on the wall switch following the manual, and the device
will stay online even when you switch it off via the wall switch after “ Magic Switch Mode"
enabled.
• The “ Power-on State ” will automatically be set to OFF, to make the “ Magic Switch
Mode ” functional when enabled.
• The “ Magic Switch Mode ” will automatically disable after your adjustment to the “ Power-
on State ” .
Note: Only compatible with mainstream brands of double pole rocker switches Rocker
switches. The rear-end light needs to be compatible with mainstream brands of LED,
energy-saving lamps, and incandescent lamps ranging from 3W to 100W.
*This function also applies to dual-control lamps

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With the product built-in temperature sensor, real-time maximum temperature of the
entire product can be detected and speculated, which prevents the product from
deformation, melting, fire or live devices exposing in case of over-temperature.
The device automatically cuts off the load when it gets too hot. To exit the overheating
protection mode, simply press the button on the device after confirming that the load is
functioning normally without any internal shorts, excessive power, or leaks.
*Please note that this function only serves as auxiliary protection and cannot be used in
place of a circuit breaker.
Change the device's network by "Wi-Fi Settings" in the "Device Settings" page on the eWeLink
App.
Reset the device to factory settings by "Delete device" in the eWeLink App.
1. Make sure the device is in pairing mode.
The device will automatically exit the pairing mode if it is not paired within 10mins.
2. Please enable location service and allow access to location permission.
Before connecting Wi-Fi network, please enable the location service and allow access to
the location permission. Location information permission is used to obtain Wi-Fi list
2.Auxiliary overheating protection
Device Network Changing
Factory Reset
FAQ
Fail to pair Wi-Fi devices with the eWeLink App