1. The home style (constant current + iron bracket) is a rose gold lamp body, and the engineering style (constant current + copper bracket) is a gold lamp body2. Stable light source, uniform light, safe and power saving, long-lasting durability3. No video flashing, care for your eyes4. The chip adopts anti-shock protection design to prevent accidental touch5. LED lamp bead model: 28356. Number of LED lamp beads: 60-84 (pcs)7. Color temperature: 3000-6000 (K)8. Luminous flux: 700-1000 (lm)9. Beam angle: 270 (degrees)10. Color rendering index: 7511. Lamp body material: aluminum12. E27 screw port diameter is 2.7 cm, E14 screw port diameter is 1.4 cm