WiFi + 433MHz RF Smart Switch
Already flashed with the latest Tasmota firmware.
The Sonoff RF-R2 switch is a version that, in addition to Wi-Fi, is also equipped with a 433.92MHz RF receiver module. This radio switch can be used together with the RF remote control with which the devices can be switched inside.
Sonoff RF is known to many smart home lovers. Building on this, the RF-R2 comes out as a new upgrade. The RF-R2 is redesigned, has improved performance and improved security.
The RF-R2 is a 433MHz-fi-diy-diy smart switch with "ETL certification", which enables users a simple smart home control.