1. Lamp source: NSL-DP(circle)

2.Main Frequency:230kHZ

3. Power:40w,60w,80w,100w,120w,150w,200w,250w,300w

4. Voltage: 220V/90V-305V

5. Materials:Die-casting aluminum gear box + PC reflector +PC cover

6. Power factor>0.99

7. Luminous Efficacy: 75-80lm/w

8.Luminous Depreciation<5% after using 2000 hours

9. CCT: 2700-6500k, CRI>85

10. Protection Grade: IP54

11. NW:5.5KG (16'')

              7.5KG (19'')

              10.5KG (22'')

12.size:420*420*410mm/pcs(16" )

480*480*460mm/pcs(19" )

580*580*530mm/pcs(22" )

13. Installation Height:5-15m

14. Working temperature:-40℃~50℃

15.Lifespan: 100,000hrs working hours and five-year-guarantee

16. No flicker, no glare

17. Instant on and off without suffering the lifespan