Product Details 【3-in-1 Tuner】This product combines the functions of a tuner, metronome, and tone generator into one device. It's a versatile item recommended for many instrument players, including guitar, bass, ukulele, and violin. 【High-Precision & High-Sensitivity Tuning】The latest high-sensitivity sensor quickly and accurately detects pitch. It supports calibration settings of A4 = 430-450Hz, achieving professional-level tuning. 【Feel the Tempo! Convenient Metronome Function】The tempo range is 30-250 BPM, and you can freely set the beat and volume. It's perfect as an electronic metronome for basic practice, ensemble practice, and rhythm training. It helps improve rhythm for music beginners to advanced players. 【Tone Generation & Transposition for Wide Compatibility】It's also ideal for practicing ear training by playing a specified tone with the tone generator. Furthermore, it has a transposition function, making it compatible with wind instruments such as trumpets and saxophones. It's a versatile tool that can be used across genres. 【Easy-to-See LCD Display & Compact Design】The high-contrast vertical full-color screen displays clearly even under bright lighting. The lightweight and compact design allows for easy storage in a pocket or instrument case. It's rechargeable and easy to carry, making it great for live performances, lessons, and practice. 【Stable Clip Structure & Convenient Features】The reinforced clip with non-slip rubber securely attaches to the head of a guitar or other instrument without damaging the instrument's finish. It's stable even during intense playing. A USB-C charging cable is included for easy charging. It has an auto power-off function for energy saving and long-term use. ※The user manual is in English.