... Lens Light Color: Warm white/Natural White/Cool White Color Temperature: 2700-9000K(Optional) CRI: Ra≥80 Lifespan: 50.000H Weight ... -50W traditional lamp like incandescent bulb, fluorescent bulb, halogen bulbs.8. Work Temperature: - 20~50°C.9. Die-casting Aluminium case-Good ... requirement 7) Packaging: 1pc /gift box/white mail order box 8) Shipping: By Express (EMS, DHL, UPS, ARAMEX), By Air or ...