uxcell 6Pcs 31mm 3528 6 SMD Blue Car Festoon Dome Light Lamp 3175 Internal Light Color: Blue; Dimension: 31 x 11 x 8.5mm/ 1.2 x 0.43 x 0.3 inches(L*W*T); Cross Reference: 31mm : DE3175 DE3022 DE3021 3175 3022 3021 Socket Type: Festoon; Socket Length: 31mm; Product Name: Car Festoon Dome Light Material: Plastic,Metal; Package Content: 6 Pcs x Car Festoon Dome Light LED Type: SMD; SMD Type: 3528 LED Quantity: 6; Voltage: DC 12V