Cutequeen Trading 8pcs White 31mm(1.25") 5050 4 Smd 72 Lumens 12v Festoon Dome Light LED Bulbs De3175 De3021 De3022 3175(pack of 8) Size: 15mm x 31mm (0.59" x 1.25"),The 1.25" (31mm) led light bulbs will fit 3021 3022 3175 6428 6430 DE3175 DE3021 DE3023 etc. Color: White (with 181 degree light output) Type: 5050 4-SMD 8 bulbs included in this pack,Only for DC 12V vehicles CUTEQUEEN TRADING Brand is known worldwide with superior product quality and service Notice:All LED bulbs have to be plugged in a certain way,it has Positive and negative, so if they don't work at first, quickly take them out, turn them around 180 degree, and put them back in again.