4 channels FM (Transmitter + Receiver) Set Flash Trigger for Studio
Introduction
The remote trigger for studio flashes and outdoor flash is used as the controller of synchronous trigger studio flash of cameras. It consists of a signal sender and a receiver trigger and works by means of the frequency modulation wireless remote control.
The signal transmitter adopts the advanced circuit and components, and can transmit the coded FM wireless signa. The circuit of the transmitter has the function of standby and hibernation, thus it has low power consumption; the products can work under the standby mode for more than one year with only one battery; continuously trigger for thirty thousand times. the trigger current is only 0.01MA, which will definitely cause no damage to the flash contact of the camera. The transmitter is applicable to the traditional or digital camera with hot shoe or PC controlling interface. Receiver trigger adopts dry battery for power supply, which is safe, energy-saving, and convenient. The product adopts micro-computer for controlling the decoding, Which has superior anti-interference capability; sensitive reaction speed, the highest synchronous speed can reach 1/500 sec.

Transmitter Receiver
Power Source 23A AC 100-230V
Outdoor operating distance (open area) >30M
Indoor operating distance >10M
Frequency Channel 4
Operating Frequency 433Mhz
Outdoor Synchronous Speed (open area) Max 1/500sec
Indoor Synchronous Speed Max 1/250sec
How to use:
Make sure the channel selector of both transmitter and receiver at same position
Insert the receiver's trigger output plug into your flash's jack
Press the test button on your transmitter. The studio light should now flash
Insert the transmitter's hot shoe socket into your camera's hot shoe jack
(if your camera does not have a hot shoe use a PC sync cord and insert into the socket)
You should now be ready to start shooting