YITAMOTOR 20 X 31MM Festoon 1 COB Ceramics 3W 6000K Dome Map LED Light Bulb DE3175 DE3022 DE3021 Cross Reference: DE3175, DE3022 ,3022 3021 3175 6428 6430 6461 etc 20 Pieces of 12 V (Approx 1.22" inch) Festoon 31mm Ceramic LED bulbs Application: Interior Light, Dome light, Map light, Door light, Cargo/Trunk light, Glove Box light, License Plate light ect.Placement on Vehicle: Left, Right, Front, Rear. Easy install, Just plug and play, no wiring needed;Placement on Vehicle: Left, Right, Front, Rear US Based Company, Specialized in LED Lights. You are buying directly from the MANUFACTUER! 100% Satisfaction Guranteed!Free shipping Via USPS First Class Package. For 48 continental states, you will get them in 3-5 working days.