Black & Decker CST1200 12-Volt 10-Inch Cordless Electric Trimmer/Edger Convenient, cordless design, 10-inch cutting path, and a patented gear-driven design for effective trimming Unique spool system uses centrifugal force to automatically feed out more line when you need it Head rotates 180 degrees for quick switches from trimming to edging Weighs just seven pounds; offers a telescoping shaft and soft grips for excellent control and comfort Includes 12-volt battery, charger, wall-mount charger bracket, and 2-year warranty.Plug the charger into any standard 120 volt, 60Hz outlet.Charging will be automatically controlled until you remove thetrimmer from the bracket