The Makita line trimmer its model DUR189 is the successor to DUR184L. ADT adjusts speed and torque during operation for optimum performance.

Brushless motor
Automatic Torque Drive Technology: RPM is automatically shifted between 4,000 - 6,000 minˉ¹according to density of weeds. This allows for better energy saving and lower noise levels.
Length adjustable bending pipe shaft
Overload protection
Electric brake
Soft start
Constant speed control
Reverse switch for grass clipping removal
Wire guard reduces risk of damaging fences, flowers or ornaments: Foldable for convenience
Speed indicator on control panel shows 3x RPM levels, plus status of overload, overheat and over-discharge.
Small protector for better view of cutting area