4pk Vertical 4 LED Bar (401-7322).

3mm LED's
Red LED's requires 2.1VDC @ 25mA
Yellow LED requires 2.4VDC @ 25mA
Holder size: 0.8" tall x 0.18" wide x 0.4 deep

Warning:
This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov