The ornamental design for a videofader handle, as shown and described.
FIG. 1 is a front perspective view of a video fader handle showing our new design;
FIG. 2 is a top view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a bottom view thereof.
The broken line showing of a fader system for the video fader handle is for the purpose of illustrating environmental structure and forms no part of the claimed design.