Vello FreeWave Flash Trigger LR - Receiver Overview; Receiver Controls and Mounts

LED confirmation light
Channel down
selector button
Channel
indicator panel
Channel up
selector button
3.5 mm flash
output port
Hot-shoe
mount
Lanyard loop
On/O switch
5V input
Battery compartment
Cold-shoe mount /
1/4"-20 threaded socket
9
Receiver