The E-CHASER Pro 64157Z e-bike light is the most powerful in its class while maintaining a low energy consumption of only 12 Watts. Assembled in an aluminum die-cast housing, this model withstands harsh weather and vibration.Its unique and powerful beam pattern helps prevents and give a clear view of upcoming hazards at a farther distance than other comparable models. The E-Chaser Pro also offers a wider angle of lighting output. Input Voltage: 10Vdc to 72Vdc Power: DRL (3W) Low Beam (10W) High Beam (10W). Integrated 1 400 mm Power Cable. Integrated 400mm cable with handlebar mount switch.