1. 30W high power . 2.Efficiency:66lm/w 2.Environment friendly ... spec 1. Packing : Carton 2. Flux(LM):1980lm3. Power consumption: 30W4. Voltage:220V-240V(customise acceptable ),5. ... %10.Working temperature : -20°C~+55°C11.Power factor :93%12.Color rendering index: ≥8013.Efficiency ... power comparing to the traditional fluorescent downlight.16. Quick start, no flicker, protecting people’s eyes.17.CE, ROHS ...