OLYMPUS CLV-U40 Endoscope Light Source / 300 Watt Xenon Light Source Goood working condition Fully tested FEATURES: A universal light source for use with all Olympus endoscopes, the CLV-U40 provides 150 percent greater light intensity than previous models, for clearer, more vivid images. Automatic sensitivity includes override capability for variable adjustment Transillumination confirms target area from outside the body Built-in emergency lamp automatically activates if main lamp fails Automatic exposure for still or Polaroid photography includes override capability for fine control Malfunction indicator provides instant information on malfunctions in the emergency system