3-1 taillight; brake light; turn signal combo. This Integral version of the Atto is specifically designed to be build into fairings or any other bodywork. With its aluminum housing with an overall length of 13mm and a diameter of 9mm the Bullet Atto Integral is an ultra small taillight/turn signal combo that re-defines miniature. Easy to overlook in traffic; you''d say; but the High Output power LED in combination with the special Extranz Extreme Optical Transparency technology actually gives it a colossal light output; when taking in account the tiny dimensions. Overall high quality and fully ECE compliant. This is THE ONE for those that like a 3-1 taillight signal combo that is small and virtually invisible; until activated. Compatible with 12V applications. Dimensions approx: 16mm long x 9mm diameter. Wiring length is 70cm.