• Edge cutting with 2 high-capacity batteries: Includes 2 rechargeable 21 V/4000 mAh lithium batteries. High-power 800W motor with speeds up to 18000 rpm. • Adjustable height and rotating head: Telescopic rod adjustable from 115 cm to 144 cm. Adjustable head from 0° to 90° for difficult corners. • Three types of blades: String blade for young grass, stainless steel blade for grass and weeds, and round saw blade for thick branches. • Adjustable cutting head: 90° rotating head to reach all lawn edges. • Lightweight and safe design: Weighs only 3.96 pounds. Low noise design and removable rollers for added comfort.