The 40V 15" String Trimmer Kit surpasses a 25cc gas trimmer by providing a gas-free solution with up to 1 hour of trimming on a 40V 4Ah battery. It features an adjustable 13" to 15" cut swath for either maximum performance or extended runtime and includes a variable speed trigger for precise control. Compatible with RYOBI EXPAND-IT and other universal attachments, this versatile trimmer can be transformed into various tools. It also boasts the REEL EASY+ SPEED WINDER bump feed head for quick .080"-line reloading. The kit includes the RY40PH01 Power Head, A54ST01 Straight Shaft Trimmer Attachment, OP40404 4Ah Battery, OP404 Charger, Front Handle, Grass Deflector, .080" Replacement Line, and Operator's Manuals. Enhance your system further with the RYOBI EXPAND-IT 10" Brush Cutter Attachment, which converts your trimmer into a powerful brush cutter. It features a 10" Tri-Arc blade with a durable steel shaft, capable of tackling thick weeds and brush, and the reversible blade extends its lifespan. Compatible with most gas and cordless systems, the attachment includes the RYBRC Brush Cutter Attachment, J-Handle Assembly, Shoulder Harness Assembly, Gear Head Locking Tool, Hanger Cap, and Operator's Manual, all backed by a 5-Year Tool Warranty and a 3-Year Battery Warranty.