300R/E27/ULTRA VITALUX OSRAM SUN LAMP MEDICAL TANNING BULB 300 WATTS UV BULB 230 VOLTS Ultraviolet Sun Lamp E27 Base Requires porcelain socket and 220-240 volt power for proper operation Medical Tanning Bulb R40 floodlight shape 300 Watts, 230 Volts - - not for use with standard 110-130 volt USA outlets