Q:How many kinds diameter about the w5w led ?

A:We could make

Q: What voltage do you make?

A:We could make 3V 5V 6V 12V 24V 110V 220V 380V  AC/DC various voltage .

Q: What color of w5w led do you make ?

A:Red, Yellow,Blue,Green ,White is prevailing colors . Certainly,we also
could make double-color LED product as per your need.

Q:How about the w5w led type ?

A:Screw type,plug-in type(installation way). With wire type , with
terminal pin type( connection way)

Q: What meterail w5w led can you do?

A:both metal and plastic.