We have 2 types of couplings available. You do not need a fiber optic source or any special kind of wiring or attachment for this handpiece.
Just connect it to your handpiece hose, step on the pedal, and the light comes on automatically. There is a very small electric generator built inside the coupling (not included) which powers the LED light.
The handpiece is very light, powerful, and quiet. The item "Kavo Smart Lux M9000L Silence LED Dental High Speed Handpiece Midwest Turbine" is in sale since Sunday, November 13, 2016. This item is in the category "Business & Industrial\Healthcare, Lab & Life Science\Dental Equipment\Handpieces". The seller is "topcaliforniadentist" and is located in Santa Monica, California. This item can be shipped worldwide.