Epro 1000 is NiteRiders first headlight specifically made for electric bikes. It comes with pre-wired power line for connection to the eBikes battery. Power line cable measures approximately 52" in length. Headlamp powers on with ignition switch. Features two modesSteady ON and Pulse Flashwith Built-in Mode Memory (remembers last setting). Emax 150 is NiteRiders first taillight specifically made for electric bikes. It comes with a power line that's pre-wired for connection to the eBikes battery. Power line cable measures approximately 52" in length. Taillight powers ON with ignition/ power switch. Features six modesSteady ON and varying flasheswith Built-in Mode Memory (remembers last setting).