The pulse zr 2 is an affordable reliable ground breaking quality e bike for the leisure rider or everyday commutes qualifying for the government tax efficient cycle to work scheme and available in both low step and roadster frame options powered by the tried and tested tranzx power support system 7 speed shimano gears and a 320wh lithium ion battery that will deliver you 20 35 miles in eco mode of enjoyable cycling the ideal introduction into the world of user friendly electric bikes