Guitar Tuner Clip-on Tuner for Guitar, Ukulele, Bass, Violin, Chromatic Tuning, Colorful LCD Display, 3 PCS Guitar Picks Included, Battery Included, Auto Power Off Highly precise clip-on tuner for a wide range of instruments including violin, guitar, bass, ukulele, banjo, mandolin, and more. Small and compact, it can be carried with you, suitable for any musical instrument box, to meet the needs of the time. High sensitive vibration tuner responds fast, which ignores the background noise, is ideal for loud, chaotic environment . Package includes:1 x Tuner, 1 x CR2032 battery and 3 x picks (The color of the picks is random). 3 year +24 hours customer service support. If you receive a defectived product, please feel free to contact us for replacement or refund.