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Wireless remote camera trigger with multi-sensor - by Triggersmart

Infrared detector kit for camera trigger - TriggerScout by Triggersmart

King Shutter Cable Release Camera Remote Trigger Made in Japan 50cm

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SMDV FLASHWAVE-3 TX S Wireless Flash Trigger Shutter Remote Release Transmitter

Canon RC-5 Wireless Remote Control Shutter Release * Canon EOS DSLRs * Excellent