Echo 56V 16 In. adjustable cutting diameter for efficient or aggressive cutting. Brushless motor for superior power and performance. Hi/Lo speed settings for optimized cutting and battery life. Lightweight with cushioned handle grip for greater comfort. Pre-loaded with Echo 0.095 In. Silentwist® line. Speed-Feed® 400 cutting head. Variable speed trigger for ultimate power control. 5 year consumer/2 year commercial warranty. The new Echo eFORCE™ battery system provides another powerful option for professional landscapers and discerning homeowners who demand versatility and options in power sources across their fleet of outdoor power equipment. It’s simple! One battery platform for all ranges of Echo 56V cordless units. Echo eForce™ 2.5Ah batteries deliver 56V of dependable, long-lasting power and quickly swap from product to product. The Echo eForce™ batteries feature Echo’s exclusive eCM™ Technology to maximize the battery’s lifetime.