Specialized SL Range-Extender Battery (Black)

Battery anxiety? Specialized's compact and discreet SL Range-Extender Battery provides up to 40 additional miles of mountain-flattening power to complement the up to 80 miles of range from the Turbo SL's internal battery. More range, more riding. Features: 160Wh capacity delivers up to one additional hour of riding Compatible with Turbo SL Bikes Includes a 3 LED charge-level indicator Comes with Zee Cage II - Right Bottle Cage and Battery Retainer Band (mounts to water bottle bosses) Connection cables sold separately (choose the length you need for your bike) Optional Y-Split cable allows you to charge both the primary battery and range extender at the same time