Lezyne Power STVZO Pro Headlight. German StVZO optimized lens with approved flood and long-range beam. High performance always-on LED delivers 310 lumens (115 Lux). Durable, heat-dissipating CNC machined aluminum construction. Auto day/night system extends battery runtime. E-bike compatible 6 – 12v input, 6w easily plugs into batteries from top makers including Bosch, Shimano and Yamaha. Includes X-Lock stem mount and CNC-machined aluminum fork mount. 130cm power cable included.