Promaster 4667 ST1C Speedlight Transceiver for Canon Storage Boxes a tiny extension arm is

a tiny extension arm is the perfect length to maximize the tilt of numerous speedlight softboxes

Bokeh beyond belief

The large 24

weatherproof taping on external seams

Promaster 4667 ST1C Speedlight Transceiver for Canon Storage Boxes a tiny extension arm isProMaster Wireless TTL Transceivers are for photographers who want to illuminate their subject using one, two, or dozens of flashes! A ProMaster ST1 is a dedicated transceiver compatible with Canon flash systems including the Canon 430EX and 600EX, and of course they work equally well with the ProMaster 200SL. With a range of 325 feet, they will allow synchronized triggering within a studio space, outdoors in the woods, or a place as massive as an