The TIR-3, a sister-product of the LIN-4, features three extremely bright 3-watt LEDs along with a special fluted lens that spreads light off the axis. The set-up is the standard 5-wire to match a variety of our other products. The TIR-3 features strobe and steady on modes, unique to Wicked Warnings products. Synchronize up to eight of these lights together. The easy to install flush mount design can be placed in a variety of places on your vehicle. VHB tape can also be used to secure them depending on your preference. This is one of the most versatile lights we offer here at Wicked Warnings. If you have any questions about this product, email us at info@wickedwarnings.com for more information!