Varizoom Stealth Style Zoom, Focus, Iris control Only for HVX200 and DVX100B camcorders Combination zoom, focus, and iris control for Panasonic HVX200 and DVX100B camcorders Variable-speed thumb throttle for zooming in either direction or holding steady speed Unique dual focus and iris knobs for performing independent adjustments on the fly Body switches for manual and auto modes; low-profile record/pause button Measures 2 x 2.75 inches (W x L); weighs 0.25 pounds; 2-year warranty