Wireless communication using multi frequency technology between F-RV and wireless safety edge transmitter junction box for wireless slack rope switch. 

The F-RV with a built-in WiFi module, this allow users to linked with "F-linX" APP for "safety center" to track all information about wireless slack rope switch of the door and gates.

F-RV *1

Safety edge transmitter junction box(dual) *1

Slack rope switch set *2

Bottom base steel bracket *1

Screw bag *1

Manual *2