6650 Series, Sae Class Ii Low Profile Strobes Are Suited To A Wide Variety Of Applications. The Die-Cast Aluminum Base Is Coated Against Corrosion And Designed For Vibration Resistance And Heat Dissipation, Incorporating A 7 Point, Shock-Resistant Circuit Board Mounting. A Thread-On Polycarbonate Lens And Snap-Fit Flashtube Allows Easy Field Service Without Tools And Light Intensity And Flash Rate Are Controlled Using A Circuit Board Mounted Microswitch.