This Dorr Photo Sensor Digi 1 has a built-in photo sensor which takes into account pre-flashes . This Sensor has 5 synchronisation settings: First immediate release, second release with 50ms delay, third synchronisation with the 2nd flash, fourth synchronisation with the third flash and fifth synchronisation with the fourth flash.
Free delivery to UK Mainland on all orders over £30
£2.95 on orders below £30
Express and Saturday also available
Same day dispatch on all orders placed by 2pm Monday - Friday (excluding bank holidays)
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