The Voking iTTL Trigger Set For Nikon offers 1/8000 high speed synchronization support TTL exposure compensation, and manual flash level adjustment. Typically these radio triggers offer a range of up to 100m under best circumstances.
The Voking TTL triggers support three flash groups of output and different modes, and even different power levels. It has first curtain sync, second curtain sync, and high speed sync. They also support high-speed synchronous studio lights such as the Jinbei HD600 and Discovery 600/1200.
One transmitter can control multiple receivers. Extra receivers are available separately.
ETTL Flash Trigger VK-WF850 for Nikon
Distance: Up to 100m
4 channels and 3 groups (A, B, C)
Batteries: 2x AA (transmitter and receiver) - not included
Maximum Sync speed: 1/8000s
Output: Support PC and hot shoe trigger
Input: USB port (transmitter and receiver)
Input voltage: 2.4V - 3.2V
Dimensions: 80 x 67 x 60mm (transmitter) 80 x 67 x 60mm (receiver)
Built-in PCB antenna
Weight: Transmitter - 86g, Receiver - 80g