Partsam 42mm Festoon LED Light Bulbs LED Interior Lights Map Dome Lights Bulbs 211-2 578 569 Festoon LED Bulb 6-SMD 1.72&rdquo; 12V- Red (Pack of 4) SPECIAL 42mm FESTOON LED BULBS SET, including 4Pcs 211-2 578 569 festoon LED interior map dome light bulbs, ideal for f150, Jeep Wrangler and many other cars. LED Type: 211 6 SMD LED Chips. LED light color: Red. WIDE APPLICATION RANGE: can fit well for map light, dome light, dashboard lights or license plate light, side door courtesy, cargo light, or trunk light etc. (Depending on the model of your car, some fit more than 1 position, please make sure the double ended socket type and the length ( Approx 42 mm ) of this bulb can fit your car, Please double check user manual or contact the customer service before purchase.) IDEAL REPLACEMENT FOR ALL 42mm FESTOON LED BULBS: 42mm festoon model type is easily integrated as a replacement for the following bulb model numbers: 578, 211-2, 212-2, 214-2,569, 211, 211-2, 212, 212-2, 214-2, 569, 578, 6413, 6429, 12844, DE4410 etc. ENERGY-SAVING, LOW TEMPERATURE, very faster on or off response time and vibration resistant. Low power consumption, long-lasting Life, great replacement car LED interior dome light, map light bulbs. IMPORTANT NOTICE: If the LED does not light up, simply rotating it 180 degrees (reverse the polarity). 100% Satisfaction Guarantee, please feel free to contact us if you have any further questions! 578, 211-2, 212-2, 214-2,569, 211, 211-2, 212, 212-2, 214-2, 569, 578, 6413, 6429,561 12844, DE4410 If the LED does not light up, simply rotating it 180 degrees (reverse the polarity) Fits the car models, please see compatibility chart; We recommend that you measure the length of your old bulb to make sure it&#039;s replaced with the correct LED bulb.