YONGNUO RF605C RF-605 Wireless Flash Trigger with LCD for Canon Cameras with WINGONEER Diffuser RF605=RF602+RF603 TX/RX/TRX multiple working ways A/B/C/D/E/F 6 groups (compatible with YN560-TX) Wireless shutter remote control, Clear LCD screen display,shortcut key operation 16 channels, communication range up to 100M