... . Adopted integrated design, the shell optimized efficiency of heat dissipation,4. Lamp body adopt surface baking varnish disposal, looks elegant,5 ... ) is used;it improves more than 25% of lamp effect,6. External power supply is fixed on lamp body, it’s ... safer and easier for installation & packing.7. Life span: ≥50,000 hours, Warranty.8. Utility model patent ...