Features: Automatic Counting & Stop Function: This electric yarn winder features precise auto stop technology that pauses when reaching preset loop counts (1-9999), ideal for consistent craft projects and winding requirements. Easy Reset action: Quickly resume winding with either black or reset buttons; hold for continuous use. Change between forward/backward counting modes with 5 button presses for flexible winding directions. Digital Display & Adjustable Winding: The LCD screen shows accurate loop counts while allowing customizable winding lengths up to 50cm per rotation, suitable for various yarn thicknesses and crafting needs. Variable Speed Control: Smooth speed adjustment from 0-3200rpm, though loaded yarn is recommended at uppermost speeds to reduce movement (compact 12x11x20cm metal plastic body). Wide Compatibility: Works worldwide with AC100-240V input, featuring a sturdy all metal winding mechanism for organizing fringed yarn, thread, and cord in crafting or professional settings. Specifications: Input voltages: AC100-240V Component: plastic + metal Size: 12x11x20cm/4.72x4.33x7.87inch Largest winding circumference: 50cm Speed: 3200rpm Package Includes: 1Pc Automatic Counting Tassels Wire Winder note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.