Geedubya I have the XRL 252 with a Whisper Silent Dimmer switch adjustable brightness at your fingertips
"A truly intuitive way to precisely control your brightness level for every shot, the Kill Light® Whisper Silent Dimmer™ Switch provides customizable intensity control at your fingertips. Simple plus (+) minus (-) pressure points on the control pad adjust your light from off to high power and everywhere in between. Quiet, no click control allows for precise brightness control for each and every shot. No need to maintain pressure or click to the desired mode. Finger pressure dials in just the right amount of light for each shooting situation and distance. Quick connect plug system eliminates changing tailcaps and the possibility of damaging your switch on pesky snagging limbs."
