This wireless trigger is control discreteness for camera to trigger hot shoe flashgun synchronously
High-speed and synchronous for 1/200 second
the radio frequency: 433MHZ (and older can not be universal)
working from the outside (open ground) ? 20-30 meters;indoor working distance ? 20 meters.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 2.91 inch
Height : 1.42 inch
Length : 8.43 inch

Item Weight: 0 ounce (View shipping rates and policies)
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ASIN : B015CGETBM