Featured Functions: Used as led marker light at front rear side roof top or led clearance light indicator light on any 12V pickups truck trailers SUV RV van caravan boat lorry bus etc. Upgraded : Use 3 quality Piranha LED, featuring better heat dissipation, lighting angel, higher light intensity, and longer , make the light super durable and outputs excellent . Awesome Reflector Design: The marker light employs a micro-reflex faceted reflector design, increasing the light output and adding on an exquisite appearance. Highly sealed: Lens and housing are sonically welded as a whole unit, inside are also surface-sealed. for all weather abuse. Simple Installation: Black wire for ground, red wire for positive. Just fix the black base with the 2 flat head screws provided, and then snap the light into the base. To run through the back wire lead, you can either drill a center hole, or use some washers when fixing the base, so you can get space to run the wire lead without drilling center hole. Fit Type: Universal Fit Color: amber color material: plastic Package Contents: 12 PCS x LED Lights Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.