... current driver.2. Professional thermal management.3. Instant on, no warm up time required.4. No noise, no flickering.5. No ... lifespan, higher than 30,000H.8. CE, RoHS certified.Application:High-power LED Spotlights are widely used in office buildings, stores, supermarkets, schools ... to offer other kind of 3W,6W LED Spotlights with E27/E17/E14/MR16/GU10 base. High power Spot light Cree LED MR16 3W