... efficiency consistant current driver, with heat protection system, can work under unstable voltageInstant start, no flicker, no buzzUnique design, ... great heat dissipation. Bulb Comparison For Incandescent bulb, 90% of the energy released from incandescent bulbs is heat.For CFL bulb, 80 ... highest quality. I live in Europe, will this light work here? Worldwide voltage (85v-265v) is standard on all ...