Promaster 4660 ST1N Speedlight Transceiver - Nikon Phone Supports Testing performed using the EOS-1D

Testing performed using the EOS-1D X digital SLR camera at a focal length of 300mm

A pivot rivets allow for full rotation paired with the adjustable shoulder strap to conform to how you move

Internal battery charge: Yes (Available with USB Type-C Terminal

that makes videos look amateurish

Promaster 4660 ST1N Speedlight Transceiver - Nikon Phone Supports Testing performed using the EOS-1DProMaster 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 Nikon flash systems including the Nikon SB 500 and SB 910, 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