1,Accurate Positioning: This guitar code rangefinder can accurately locate the code installation position on the guitar by measuring the length of the chord, ensuring the correct installation of the chord. 2,Easy to Operate: Using this guitar code range finder for the measurement and positioning during chord installation, without the need for complex calculations and adjustments. 3,Improving Efficiency: By quickly and accurately measuring chord length and positioning, this guitar cord positioning tool can save you time installing chords and ensure accuracy and consistency. 4,Wide Application: Whether you are a professional guitarist or a beginner, this guitar installation tool can help you install and adjust chords more easily. 5,Good Metal material: This product is made of premium metal material, with excellent durability and long term reliable use. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.