1.CE&ROHS 2.Premium quality 3.Ratio customized OEM available 4.Factory price with 3 years ... light source.2)Strong beam angle: 90 ,can be customized.3)Stable performance, the whole light works normally even if ... money for the end user.5) Any ratio could be customized,We suggest Red & Blue,8:1, 7:2, ... grow lights and aquarium lights, the lights can be customized .4)Alll the sales are very glad to offer ...