batteria trek range extender tq hpr 160wh160 watt hour external battery that extends the range of your Fuel EXe or Domane+ SLR to reach new horizons. Go further Big days with the Range Extender. This compact backup battery adds 160Wh of power to extend range by up to 44%. Fits perfectly on Bontrager side access bottle cages installed in the front triangle, where the distance from the charging port is minimal, and is secured in place by a dedicated strap (Range Extender cable and strap sold