SONOFF RF Bridge 433MHz Remote Control WiFi to RF Signal Converter (Model: 0022003) 12 Channels Terminals and are

Terminals <NC> and <COM> are Normally Closed

light weight

Press button B or 2 on the transmitter or button B or 2 on the receiver again: The relay 2 is deactivated

you can replace antenna to the receiver

2) Plug two linear actuators into the ports C2 and C3 of the controller

SONOFF RF Bridge 433MHz Remote Control WiFi to RF Signal Converter (Model: 0022003) 12 Channels Terminals <NC> and <COM> arePackage Include: 1 x SONOFF RF Bridge 1 x Power adapter 1 x User manual Product Introduction: This product is a WIFI controller. It connects to the Internet through wireless WIFI signals, and uses the mobile phone APP to achieve various remote controls. This product can quickly learn the remote controls of traditional RF control devices, such as the remote controls of curtains, lights, doors or security devices, and wirelessly control the relevant RF