Ryobi ZRP2080 ONE+ 18-Volt Lithium-Ion Cordless String Trimmer/Edger Kit (Certified Refurbished) This Certified Refurbished product is tested & certified by the manufacturer to work like-new. The product includes all original accessories, and is backed by a 1 Year warranty. Pivoting head for a simple transition to edging Variable speed trigger allows more powerful cutting or longer battery life Premium 0.080 in. twisted single line Up to 1 hour of run time with a 4.0 Ah battery