H-D, Vulcan, KLR, VTX & Others - Flashing Brake Light Deceleration Warning 20W-D, Direct Replacement for OEM 1157 Bulb, USA & Canada legal tailBlazer by Kisan Plug-n-Play - Replace the brake light bulb[s] and you're done Deceleration Warning  A decaying 4 second flash rate on braking Replaceable Halogen Bulb Direct Replacement for 1157 Bulb - Fits wide range of motorcycles with single rear brake bulb Programmable - Intensity of running light can be adjusted <span class="a-text-bold">Plug-n-Play</span> <span class="a-text-italic">LITERALLY!</span> Replace the brake light bulb[s] with the tailBlazer bulb module and you&#039;re ready to ride! <span class="a-text-bold">Deceleration Warning</span>  The Kisan tailBlazer employs a decaying 4 second flash rate on braking. This pattern is 50 state legal and Canada approved. <span class="a-text-bold">Replaceable Halogen Bulb</span>  The bulb module accepts (included) bi-pin halogen bulbs. <span class="a-text-bold">Auto-Flash Warning</span> - Every time you brake, the tailBlazer flashes so you don&#039;t have to pump the brakes. <span class="a-text-bold">Programmable</span> - The intensity of the running light can be adjusted. The brake will always lights at 100% intensity. <span class="a-text-bold">Regulation</span> - Several US states and many European countries have enacted deceleration warning requirements. The Kisan tailBlazer meets all of these regulations and standards. <span class="a-text-bold">Programming</span> - No tools required to make adjustments