20 V max. (Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18) Lithium ion. AFS: Automatic Feed Spool. Auto Feed: no bumping required. 1.5 Ah (1) 1.5 Ah lithium ion battery. Cut swath. 20 V max. (Maximum initial battery voltage (measured without a workload) Lithium ion extended runtime battery holds charge up to 18 months. Lightweight design 4.5 lbs. Adjustable height for ideal user comfort. Easily convert from trimmer to edger. Uses AF-100 utiliser. No bumping required. Specifications: LST201. Volts: 20 V max. (Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18). Weight: 4.5 lbs. Cut Swath: 10 in. Line Size: 0.065 in. Line Feed System: AFS. RPM: 9,000. Replacement Spool: AF-100. Contains: LST2D1 20V max (Maximum initial battery voltage (measured without a workload) Cordless. Trimmer/Edger (1) LBXR20 20 V Max (Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18). Lithium Ion Battery, (1) charger, (1) AFS spool and (1) guard. US & Canada Only. Flip to edge. Easily converts from trimmer to edger. Lightweight design. 2 year limited warranty. 30 day money-back guarantee Compiles with UL/CSA/ANSI standards. Blackdecker.com. Recycle. Tool and accessories made in China. Battery cells made in Japan, South Korea, China or Malaysia, with further processing in China. Charger made in China.