Skina WS-1 Wireless Flash Trigger can triggers up to 3 flash on the receiver and one on the transmitter.

Receiver can be handheld or mount on tripod's 3/4" screw socket. An umbrella slot is available to fit with most studio umbrella for studio lighting setup.

Specificattion:

Working frequency:433MHz                    

Synchronizing speed: 1/250 second

Emitter voltage: 23A 12V Battery           

Power indication: Green light

Receive voltage: 2 X AAA Battery            

Test indication: Red light

Effective working distance: 15M