... (0.4-2s) and flash duration, and wide range of stepless light adjustment (40 stop range). Stepless flash power control. The products ... : AT-04, FM310, FM315, RT01, RT02, RT04, RT16 to trigger your studio flash. Names of Parts: Packing Packaging Includes:1 * Studio ... boxes. Such wide range of accessories is suitable for studio flash light.The Reflector series such as a Honeycomb grid, Barndoor, Soft ...