The solid energy source for leisure, solar and mobility.

  • highest lifetime
  • optimal for highest cycle loads
  • much reserve capacity
  • maintenance-free
  • absolutely spill proof
  • long life
  • optimal for high cycle loads
  • much reserve capacity
  • maintenance-free
  • absolutely spill proof
  • long life
  • optimum of price and lifetime
  • much reserve capacity
  • maintenance-free
  • extreme reliability due to the patented inner-cell connection