This CRAFTSMAN V20 13″ String trimmer/Edger features a high efficiency motor for powerful performance. The string trimmer is powered by a high performance 2. 0Ah Lithium ion battery, providing The runtime to completeup to a 1/4 acre property, & compatibility across other V20 CRAFTSMAN tools. The string trimmer features an automatic line advance feed system which feeds the line automatically without the need to bump, a 13″ Swath with single 0. 065″ Line to help you get the job done quickly, 2 Speed settings letting you choose more power or more runtime, an ergonomic telescoping pole featuring a turn to edge capability, an adjustable auxiliary handle for better ergonomics & control. Part of the versatile wall Organization system. Backed by CRAFTSMAN 3 year limited , 90 day money back . Includes battery and charger.