HQRP 48 LEDs SMD LED Panel RV Interior, Ceiling, Porch Lights Bulb Lamp Cool White w/ T10 / BA9s / Festoon 31mm-42mm Adapter plus HQRP Coaster HQRP&reg; T10 / BA9s / Festoon LED Light Panel Bulb plus HQRP&reg; Coaster; Bulb Type: T10 / BA9s / Festoon 31mm-42mm; Working Voltage: 12V DC; Lumen Color Temperature: Cool White 6500K; LED: 48 LEDs, SMD3528; Light Panel Size: 2.3"x1.5" (59x39mm); 200 days warranty!