The SUPERNOVA E3 TAIL LIGHT provides outstanding rear and side illumination, bringing safety to a new level. In addition, it is feather-light and 100% waterproof. The stand light electronics are cleverly integrated into the front light, resulting in a compact design with tremendous luminance. The E3 TAIL LIGHT 2 is available in three housing forms: A luggage carrier version with a cable outlet below or behind and a seat post version.Our service promise: 5 years warranty and at least 10 years of repairability for all lighting systems! The SUPERNOVA E3 TAIL LIGHT provides outstanding rear and side illumination, bringing safety to a new level. In addition, it is feather-light and 100% waterproof. The stand light electronics are cleverly integrated into the front light, resulting in a compact design with tremendous luminance. The E3 TAIL LIGHT 2 is available in three housing forms: A luggage carrier version with a cable outlet below or behind and a seat post version.Our service promise: 5 years warranty and at least 10 years of repairability for all lighting systems!