Powerful 5.5 A motor with gear drive provides torque and speed for clean cutting. Twin automatic line feed maintains proper cutting length. Spool holds 2 segments of 16 ft 0.065 line. Telescoping handle adjusts for all user heights. Tilting head adjusts to keep the cutting head straight on sloping lawns and for trimming under obstacles. Full hand trigger reduces user fatigue. Rubber grips for user comfort. Adjustable bale handle, flower guard. Also swivels for trimming and edging.