Color: White or Warm White.
Chip size: Epistar 35*35mil
Forward Current: 1750mA
Internal connections: 10 serial and 5 parallel
Luminous Intensity (White): 4000 lm
Download the Datasheet : 50W Epistar 35mil Chip High Power LED.pdf
LED driver for 50W Led : 50W High power LED External power supply (AC85-265V)