Features: Adopt LCD display, show data clearly on the display, convenient for you to use. The clip can be turned 360 degrees in order to get the best angle. High sensitivity and accuracy, easy to use. Compact and clip-on design, it can be easily attached to any strings. Finely tunes the key of the instrument, perfectly shows your music talent Ideal for professional or beginner musician. Specifications: Brand: Meideal Condition: 100% Brand New Material: Metal+Plastic Weight: Approx. 30g / 1.1oz Size: Approx. 7.5 * 6cm / 3.0 * 2.4in Optional Color: Red, Blue, Black, White Tuning Instrument: Guitar, Bass, Ukulele, Violin, Banjo Tuning Keys: Chromatic, F, Bb, Eb Tuning Mode: Clip on Pickup Work By: Vibration Tuning Range: A0 (27.5Hz)---C8(4186Hz) Tuning Accuracy: 1Cents A4 Calibration: 440Hz Power: 1 * 3V CR2032 (Not Include) Package list: 1 * Guitar Tuner 1 * User Manual Package List 1Adopt LCD display, show data clearly on the display, convenient for you to use. 2The clip can be turned 360 degrees in order to get the best angle. 3High sensitivity and accuracy, easy to use. 4Compact and clip-on design, it can be easily attached to any strings. 5Finely tunes the key of the instrument, perfectly shows your music talent