SYK-3 Flash Trigger with Hot Shoe Sensor Sync

This SYK-3 Flash Trigger works as a flash remote controller which adopts optical theory to trigger flash unit without slave sensor. It comes with a standard socket, retaining nut and a hot shoe. Ideal for photography or photo shooting in any occasion.
Features
Come with a sensor to sense light from the main flash so as to trigger the slave flash wirelessly.
Adopt optical theory to trigger flash unit without slave sensor.
Lightweight & Nice appearance & High sensitivity & Reliable performance.
Work with most flash units in auto mode or manual mode.
Ideal for setting up slave flash for fill light, hair light and background light.
Wireless and battery-free operation.
Able to mount on tripod with the built-in tripod (1/4 inch screw).
Connect slave flash on its hot shoe.
Not compatible with Minolta or Sony flashes.
Come with a standard socket, retaining nut and a hot shoe.
Specifications
Material Metal & PVC
Control Distance L=Main flash index/2 (Established as illuminated surface and luminous surface are at the same level.)
Weight 30g
Product Size 3 x 3 x 3cm
Package Size 13 x 7 x 4cm
Package Include 1 x Flash Trigger