This set is composed of a signal transmitter and 4 trigger receivers.
Universal hot shoe interface, compatible for Canon, for Nikon, for Sigma, for Olympus, for Pentax, etc.
Globally universal 433MHz frequency, 16 channels.
With studio flash interface, can trigger several kinds of studio flashes.
Transmitting distance up to 30M, no limits with directions or angles.
1/4 nut can be connected with tripod or light holder to make flashlight safe and stable.
Energy-saving design with 12V 23A battery of transmitter and 2 * AAA batteries(not included) of receivers.
Comes with a PC sync cord for cameras.