1. 3pcs high efficiency LEDs; 2. Rated Luminous Flux: 470lm; 3. Viewing Angle: 35~45 degree; 4. Color Temperature: 2800K/3500K/5500K; 5. Central Light Intensity: 770cd; 6. Color Render Index: ≥ 70; 7. Work Temperature: -20℃ ~ +50℃.