Fully automatic thread trimmer: Features a 450W brushless single blower motor with automatic oil supply, stepless speed control up to 28,000 rpm, trimming width of 15-50 mm, overheat protection, and noise below 65dB for manual electric operation. Brushless motor technology: Utilizes brushless motors for both suction and handle, offering a lifespan about ten times longer than traditional motors, low vibration to prevent hand fatigue, and reduced energy consumption. Intelligent silent control: Displays real-time temperature and speed for precise adjustments, with comprehensive noise reduction for a quieter environment; square design increases capacity by 35% and handle-type structure simplifies installation and use. Precise thread trimming: Provides accurate trimming to prevent damage to overlock and cover seams, ensuring garment quality while boosting efficiency and lowering production costs. Safety features: Includes a filter for proper installation and maintenance to prevent clogging, with a negative pressure check valve that activates air supply to protect the motor and control board from overload and overheating.