Best Ridiculously Bright Samsung COB White LED Light Bulbs Auto Replacement Lighting Interior Dome Trunk Map Reading Light Bulb 39MM Festoon 6411 6413 6423 6461 6418 DE3425 DE3423 L177 (Set of 2 Bulbs) - High Quality PREMIUM LED Chips, These efficient light bulbs operate within a wide 9v-30v Voltage; light bulb Size: ~ 39mm long x 12mm wide (~ 1.5" x 0.5") Replacement for or Fit: 6411 6413 6423 6461 DE3425 DE3423 7065. Application/Used for: licence plate light, turn signal light, Side Marker Lights, Side Door Courtesy Lights, Interior Map Lights, Dome Lights, Parking Lights, tail light, backup lights, City Lights, reading light, Cargo Lights, Corner Lights, Trunk lights, Malibu Landscape Lights etc. Light color: white Advantage: Non-polarity design, Compatible for both CK/SRCK and Standard socket. So much brighter than original halogen bulb, full Aluminum Housing with Projection lens for Maximum Light output and better heat distribution, built in Constant Current IC for Longer life span & Low Power Consumption.