Dialight
PANEL MOUNT INDICATOR LED 4.01MM BLUE 3.5V; LED Color:Blue; Mounting Hole Dia:4.01mm; Operating Voltage:3.3VDC; Forward Current If:20mA; Luminous Intensity:290mcd; IP / NEMA Rating:Not Rated; Packaging:Each; Bulb Size:3.96mm ;RoHS Compliant: Yes