LightKey Datasheet of 0.28 inch Four Digit 7 Segm.
LD2841AUR - 0.28 inch FourDigit 7 Segment LED Display
LightKey Datasheet of 0.28 inch Four Digit 7 Segment LED Display LD2841A/B Series - 0.28 inch Four Digit 7 Segment LED Display ATTENTION OBSERVE PR.