We Adopt the latest LED bulb, the service life is 30 to ... and reduce the pain for patientWe Adopt the latest LED bulb, the service life is 30 to 40 ... with 0.8°C ,it can call cold lights, it increase the working condition for doctor,The ... lights for deep cavity operationThe doctor can operate the lights ease with intensity control with endoscopy setting, smart hanging system, LED operating lights ...