Commodity:3W high power spot lamp
LED quantity: 3pcs 1W High Power LEDs 

MR16  GU10 or E27  JDR
Dimension:Ø50*56.5mm(H)
Color: R/Y/B/G/W , (white color is the most popular seller in the market)
Wattage: 3W
Lumen: 90--210LM
Lifetime: 50, 000hours
Input Voltage: 85V-260V AC

PS: CREE ,Edison led are ok .
Voltage :AC/DC12V for MR16 ,
                AC110--220V for GU10 ,E27 .
For led spotlight ,we can do it with different housing ,just as customer needs .