Feature: 1. Intuitive Color Display: 360° adjustable color screen offers a clear and intuitive display. The left blue scale indicates the pitch is low and the string needs to be tightened, the middle yellow means the pitch is accurate, and the right red signifies the pitch is high and the string should be loosened. 2. Sensitive Signal Analysis: Equipped with a silicone soft pad clamp, this tuner provides precise signal analysis and sensitive detection. It securely attaches to your instrument without causing any damage, ensuring stable and accurate tuning readings. 3. Interference-free Tuning: This tuner comes with a built-in buzzer chip that allows for interference-free tuning. It provides clear auditory feedback, helping you achieve accurate tuning without any external noise interference. 4. ABS Material: Constructed with ABS material, this guitar tuner is both anti-slip and wear-resistant. It is designed to withstand regular use and resist damage from accidental drops or rough handling, ensuring long-lasting performance. 5. Wide Compatibility: Suitable for a variety of string instruments such as guitars, violins, ukuleles, basses, and more. Compact and lightweight, easy to use at home, during practice, or on the go, ensuring your instrument stays in tune wherever and whenever you need it. Specification: Item Type: Color Display TunerMaterial: ABS+Metal+ElectronicsTuning Accuracy: ±0.5 cent3-color Backlight: blue-the note is flat, yellow-the note is in tune, red-the note is sharpTuning Items: Acoustic Guitar; Electric Guitar, Classical Guitar, Ukulele, Violin, Bass, Equal Temperament, etc.Product Size: Approx. 4.2*3.9*2.9cm/1.65*1.53*1.14inProduct Weight: Approx. 22g/0.77oz Package List: 1 * Tuner1 * Button Cell1 * Charging Cable1 * User Manual