The Original LUMOTEC Halogen bicycle dynamo headlight. * maximum luminosity up to 17 lux * No upward dazzling light to the rider * Tools are not required for cable connection and bulb changing * Integral bi-directional Z-diode prevents bulb failure through over voltage * Plug contacts for both current and mass (earth/ground) * Anticorrosive and unbreakable * With approval D, E, CH and GB BM170$16.50 All images and text copyright Velo Orange, LLC 2006, 2007, 2008.