Don't let the diminutive size of the Kuryakyn 2575 Kellermann Atto motorcycle lighting collection fool you. These pint-sized powerhouses make up for their small stature with sheer attention-grabbing brightness. Features Kellermann's high power LED technology with Long Life Protection Guard to deliver maximum LED lifespan and spectacular brightness. IC (integrated circuit) controlled, 330 kHz, for max LED lifespan and brightness, with minimum power draw. ECE (Economic Commission of Europe) approved lighting, with high quality metal housing. Includes (1) red lighting assembly with satin black housing for rear applications; run-brake, run-turn, or run-turn/brake depending on motorcycle with 3-wire set up and clear lens. The Kuryakyn 2575 Kellermann Atto motorcycle lighting collection is universal fit for most 12 Volt DC applications with M5 x 0.5 x 6.5mm mounting thread (not DOT/FMVSS 108 compliant); measures 10mm diameter x 14mm length with 7.8mm lens.