Shop Nilight TL-04 10 PCS 3/4 Inch Round LED Clearance Light LED Front Rear Side Marker Indicator Light Bullet Marker Light for Truck RV Car Bus Trailer Van Caravan Boat 12V, Red in high quality, support 2 Years Warranty. It comes with a rubber grommet for surface mount, and a 3/4” hole size. 9inch 2-wire leads with black for ground/negative while red for positive.