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By certification 
Power :280 watt
Led Type: High Power Led(COB)
Beam angle: ≥120°
Power factor (PF) :≥0.95
Color:White/Warm White(2800-7500K)
IP Degree:IP65
Frequency (Hz) :47 to 63Hz
Color index (CRI) :≥80Ra
LED life span: 5,0000 hours
warranty:3 Years
Led Type: High Power Led(COB)
Beam angle: ≥120°
Power factor (PF) :≥0.95
Color:White/Warm White(2800-7500K)
IP Degree:IP65
Frequency (Hz) :47 to 63Hz
Color index (CRI) :≥80Ra
LED life span: 5,0000 hours
warranty:3 Years