VANSSI 194 LED Bulb 168 2825 501 W5W T10 Wedge 18-SMD LED Car License Plate Parking Interior Dome Map Trunk Courtesy Light Bulbs Lamp - White (Pack of 2) Color: 6000K Xenon White,DC12-24V Size: 0.47" in diameter, and 1" in length Non Polarity.NO Need to distinguish + - polarity,just plug and play. replace the stock 168 194 2825 2827 or W5W bulb For Interior (Map, Dome, Trunk,Courtesy) Light, License Plate Light, Parking Light, Corner Light, Side Marker Light, Tail Light, and Backup Lights, ect. 360-degree perfect beam light,great Brightness and Longer Life