Kettler ergometer e5 with the kettler ergometer e5 the whole family will fit thanks to the 4 person memory the backlit training computer has inter alia the function of the heartratelights optical pollution control like the pros you can determine your personal fitness level by the ipn fitness test optics the new model differs significantly e5 in optics from the predecessor first the chic elegant design is striking and very appealing modern color schemes predominantly in lig