5mm LED CBI circuit board indicator 250 LED Centerline T-1 3/4 SINGLE COLOR LED, RED, 5 mm 5mm LED CBI circuit board indicator 250 LED Centerline T-1 3/4 SINGLE COLOR LED, GREEN, 5 mm 5mm LED CBI circuit board indicator 250 LED Centerline T-1 3/4 SINGLE COLOR LED, YELLOW, 5 mm