The dazzling brightness of these taillights is guided by Twin Beam Technology to provide safety.<p></p><li>Four times brighter than previous versions</li><li>One of the brightest rear lights that is road legal in Germany</li><li>Features side illumination to increases traffic safety</li><li>Wide angle 250 degree light distribution</li><li>100% waterproof</li><li>For 6V DC from E3 Pro front lights</li><li>CNC-machined</li><li>AL-6061 anodized case</li><li>Dimensions: 11 x 30 x 15 mm</li><li>Bulb: LED</li><li>Battery: Dynamo / Generator Rechargeable<p></p></li>