Description: 100% Brand new For replacement of instrument dashboard gauge light. Low power consumption and long using life Working Voltage: 12V DC input Replace socket bulbs number : 17，18，37 ，73， 74， 85， 86，2721， W1.2W.etc Ultra Bright LED， unique and more vivid color Low Power Consumption and Low Temperature Long-lasting Life - 50000 working hoursSpecifications: Working voltage: 9-12 V Car Number of SMD: 4x 3528 SMD Color: White Dimension: 5mm x 18 mm ( Approx ) [pls confirm the size of your stock bulb before order， thanks] Weight:3gProblem you may meet: Don't light up: simply Rotate it 180 degrees (reverse the polarity)Package Contects: 10x Super White T10 PC194 W5W Speedometer Gauge Cluster LED Light Bulbs for Ford