CURING LIGHT 75 Watts, 12V, tungsten halogen lamp. Internally-mounted super-cool fan for continuous duty. Accurately calibrated automatic timer allows preselection of cure rate from 10 to 60 seconds with audible tone. Interrupt cycle capability. Economically designed "pistol grip" for maximum comfort. Autoclavable fiber optic probe, full 360 degree rotation for easy access. A thermal switch to safely shut the unit off when overheating. Unit is available for 100/110 volts 50/60HTz, or 220/240 volts 50HTz operation. Standard package includes 9mm general purpose probe and eye protection shield for safety operation, unit can be wall mounted or free standing.