Kellys and BMZ reportedly collaborating on high-density battery
VELKE ORVIŠTĚ, Slovakia - Bicycle brand Kellys and battery manufacturer BMZ are reportedly working on a European-assembled e-bike battery with a higher energy density than the latest DJI Avinox or Bosch Powertube 800. Looking to outpace rivals, the goal is reportedly to create the world's lightest e-bike battery with a capacity above 800 Wh.