Wireless Flash Trigger PT-04 CN II with 2 receivers for Canon Nikon Pentax Olympus Contax Flashlight 

DESCRIPTIONS:
1) 4 Channels Selectable, Wireless control, Easy Operation.
2) Advanced Channel Isolation, Operating Independently.
3) The trigger life is up to 10 thousand times with 0.01 mA electric current.
4) The receiver’s highest synchronous speed up to 1/500 second (according to cameras).
5) 2 receivers for triggering 2 flashlights synchronously, or one flashlight and one studio light. 

SPECIFICATIONS:
1) Transmitter battery type: 23A (12V Mini Battery), could work about one year
2) Receiver battery type: AAA (Model No.7 Alkaline Battery)
3) Maximum operating range: 30m
4) Working radio frequency: 433mhz

HOW TO USE
Three working options are available:
1) If your camera has no hot shoe for fixing the transmitter, you may connect the transmitter to the camera by the PC Sync Cord provided.
2) Use the receiver on old studio lights with 2.5mm(diameter) hole.
3) Connect the transmitter to the receiver directly. 

APPLICABLE TO:
Nikon——SB900/SB800/SB600, SB80DX/SB28DX/SB28/SB26/SB50DX……
Canon——580EXII/580EX/550EX/430EXII/430EX/380EX……
Pentax——AF330/AF360/AF500/AF540……
Olympus——FL20/FL36/FL40/F50……
Contax——TLA20/TLA280/TLA330/TLA360……

PACKAGE INCLUDING:
One Transmitter
Two Receivers
One PC Sync Cord