●Long-lasting Life :50000 working hours ●Voltage: 12V;LED Type: 4.7mm For Mini Bulbs ●Universal to all of the cars as long if only the size fits. Common use for Car, Truck, Motorcycle, Scooter, Trailer, RV, Boat, Marine, ect. ●Package Include: 20Pcs Blue LED Bulbs ●Please NOTE: If the LED does not light up, simply Rotating it 180 degrees (reverse the polarity)