... can be used as a replacment for your existing T10, 501 Wedge Bulbs used as Interior Lights, Number Plate Lights, Features ... can be used as a replacment for your existing T10, 501 Wedge Bulbs used as Interior Lights, Number Plate Lights, Footwell ... : WhiteLength: 3.5 cmDiameter: 1.0 cm 2x CAR LED 501 T10 W5W WHITE XENON SIDE LIGHT BULBS W4