Included Components: (1) LST200 20V MAX 10" Trimmer, (1) LBXR20 20V MAX Lithium Battery, (1) Charger, (1) Guard, (1) AFS Spool; Power Source: Lithium Ion. 20V MAX Lithium Ion 1.5Ah battery holds it's charge for up to 18 months. Adjustable height and handle for ideal user comfort. Automatic Feed Spool (AFS) automatically feeds trimmer line. Converts from trimmer to edger. Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style.