This is a segment LED bar without control chip. It has 10 segment LEDs, color is Yellow.
It is compatible with bread board and can work with Arduino by adding some current limiting resistors. The 10 segment LEDs have many uses, such as make protype.
If you would like segment LED gauge bar, look at here
High intensity and reliability
High quality, Low power requirement and low cost
IC compatible , Easy assembly
Meet RoHS EU Directive
1 x segment LED bar