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4-Channel Wireless Radio Trigger Slave Strobe Flash Photography Studio Lighting

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What makes the Square Perfect Wireless 4 Channel Radio Trigger the ultimate solution?

Square Perfect's 4 Channel Wireless trigger will fire your power pack and/or strobe from 50 feet away. Talk about distance. With a sensitivity range of up to 50 feet, the Square Perfect Radio Solution provides a coded radio signal that works indoors, outdoors, around corners and through walls. Designed to trigger a flash remotely, a line of sight is not required between the Transmitter and Receiver.

It works with nearly any camera that has a hot shoe or X-sync terminal. Quality. . . This set-up is made from CE approved electronic components and has a full 1 year warranty.

NOTE: It is not compatible with H-prong connections.


  • Can be operated by your camera hotshoe or the included sync cord
  • 4 Channels with no interference
  • Automatic Channel Search
  • Includes one 3.5mm to 6.35mm adapter
  • Includes one 3.5mm to 2.5mm adapter
  • Micro-computer controlled
  • Triggering delay is 1/1600 second
  • Has two channels and works without interference with each other
  • Receiver has the led indication
  • Long life battery
  • Batteries Required: 2 AAA
  • Battery Life: Greater than 1200 Hours
  • Triggering Delay: 1/1600s
  • Remote Distance: 50 Feet
  • Working Indication: LED


  • Transmitter
  • Receiver
  • (1) 3.5mm to 6.35mm adapter
  • (1) 3.5mm to 2.5mm adapter

Learn more about the Square Perfect 9140 Photo Trigger


Square Perfect
9140 Photo Trigger

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