Communication Between the battery and tool optimizes performance for all applications. LED fuel gauge provides immediate feedback on state of charge. Cat® 18V Graphene batteries are backed by a 5 year warranty. Cat® Outdoor Power Equipment utilizes Brushless 2.0 motor technology and 60V Max batteries that run cooler and charge https://masaloku16.nico-wiki.com/1104950/cat_power_b2b_temel_açıklaması