Paul Yaffe Lightning Boltz The Lighting Bolts redefine the concept of rear turn signals with their diminutive 15mm diameter, smaller than a dime, and versatile installation. Each unit incorporates cutting-edge Chip-on-Board technology, where LED chips are directly bonded to the substrate, offering superior brightness and efficiency. Designed for 12v systems, these waterproof and vibration-resistant signals are remarkably simple to installjust drill an 11mm hole, secure them in place, and connect the wiring. Offering an unparalleled blend of durability and ease of use, these lights invite you to unleash your creativity and design a distinctive custom lighting arrangement. Features: Self-contained, bolt-in, flush-mounted, crazy bright taillights, brake lights, turn signals, and running lights all in one incredibly small package High-output bright for maximum visibility. So bright youll see spots! Radical custom made easy Black, Silver, Chrome, or Brass Finish No Load Equalizer is required Sold in pairs