Shimano Di2 EW-SD50 E-Tube Wire Size:800mm double click the button to

double click the button to change between low beam and high beam

Shifting lever_Outer casing_Rear derailleur side

Our design incorporates +7°/-7° Rise

3 power modes 200 – 400 – 800 lumens

Shimano Di2 EW-SD50 E-Tube Wire Size:800mm double click the button toDescription E TUBE Electric Wire Available in lengths from 150 to 1600mm, the SD50 E TUBE wire transmits interactive signals and provides power to E TUBE DI2 drivetrains. With a compact, waterproof connector, it can be easily routed internally in handlebars and frames thanks to its "plug & gap" connection. Features Transmits interactive signals and power supply to each electronic components by plug & gap connection Compact and waterproof connector