__????? Specification __. KING-METER Digital II LCD Display 36V/48V 6Pins Julet Waterproof Plug Gen3 Electric Bicycle LCD Display Speed Instrument Panel. 3–With 6Pins Julet WP plug. 4–With Left side Thorttle. For Gen3 or Wallke F2 Electric bike. Digital II provides you with a variety of functions and displays to meet your riding needs. The contents displayed as follows. 2–Speed indication (including real-time speed, maximum speed and average speed). 3–Distance indication (including trip distance and total distance). 4–Single riding time indication. 8–Default parameter restore function.