MLG Tools ET1101 18-Volt Lithium High Performance Cordless Grass Trimmer, Trim with Tough Nylon Blades, 12 Blades Included The probe ensures continuous work without bumping. Cordless freedom, end the hassle of tangling and risk of cutting the cable. 18 Volt lithium-ion battery, light weight and no memory effect or self-discharge. Telescopic handle, adjustable from 33.5 inch to 45 inch, for additional convenience. Also with adjustable auxiliary handle for additional convenience. Three edge-cutting angle +90, -90, 180-degree.