PowerMore 250 is the additional battery the size of a water bottle for even greater range and longer-lasting trail fun. Compact in size and weighing just 1.5 kilograms, the range extender can be easily mounted in the water bottle holder. The PowerMore 250 can be combined with PowerTubes and CompactTubes of the smart system. Determine compatibility with the PowerMore 250 via the eBike Flow app ( Settings > My eBike > eBike pass > eBike Components) or via ebike display, Settings > My eBike: If PowerMore is displayed here, you can retrofit the range extender