Effortlessly trim overgrowth and precision-edge sidewalks without the need to bump for new trimmer line. Tired of bumping and stooping? This lightweight, adjustable TRZ230S gives you flexibility and comfort, with Automatic Feed Spool and easy conversion between trimming and edging. Effortlessly trim overgrowth and precision-edge sidewalks for a well-groomed yard. Part of the RedMax System; 1 System - Endless Tasks. Power for your Style. Converts from trimmer to edger. Automatic Feed Spool (AFS) automatically feeds trimmer line. Adjustable height and handle for ideal user comfort. RedMax Lithium Ion 1.5Ah battery holds its charge for up to 18 months.