Features 1、【Advanced Core Chip Technology】: This tuner utilizes advanced core chip technology to accurately identify pitch, ensuring precise tuning for your instrument. It/u0027s perfect for ensuring your guitar, bass, or ukulele is always in tune. 2、【High-Brightness VA Color Screen】: The tuner features a high-brightness VA color screen, providing a clear and intuitive display. You can easily see the tuning information at a glance, making tuning your instrument a breeze. 3、【Silicone Clip with Flexible Rotation】: The tuner comes with a silicone clip that can be rotated flexibly to multiple angles. This allows for easy attachment to your instrument and convenient viewing from any angle. Specification Features: 【Advanced Core Chip Technology】: This tuner utilizes advanced core chip technology to accurately identify pitch, ensuring precise tuning for your instrument. It's perfect for ensuring your guitar, bass, or ukulele is always in tune. 【High-Brightness VA Color Screen】: The tuner features a high-brightness VA color screen, providing a clear and intuitive display. You can easily see the tuning information at a glance, making tuning your instrument a breeze. 【Silicone Clip with Flexible Rotation】: The tuner comes with a silicone clip that can be rotated flexibly to multiple angles. This allows for easy attachment to your instrument and convenient viewing from any angle. 【Wide Application】: This tuner is suitable for a variety of instruments, including those tuned to equal temperament, guitars, basses, violins, and ukuleles. It's a versatile tool that's perfect for musicians of all levels. 【Built-in Lithium Battery】: The tuner features a built-in lithium battery, offering efficient and portable power. A one-hour charge provides approximately three hours of use, making it a reliable tool for tuning sessions. The tuning error is within ±0.5 cent, ensuring accurate tuning every time. Specifications: Pronunciation Projects: Guitar, Bass, Violin, Ukulele Phonetic Name Display: A, A #, B, C, C #, D, D #, E, F #, G, G# Pickup Range: A0 (27.5Hz) - C8 (4186.00Hz) A4 Frequency: 440Hz Pronunciation Error: ± 0.5 minutes Power Supply: Built-in lithium battery 3.7V/110mAh Charging Time: Approximately 1 hour Battery Life: Approximately 3 hours Charging Voltage: USB powered 5V Product Size: 7.5 * 4.5 * 3cm/2.9 * 1.8 * 1.2inch Product Weight: 20g/0.7oz Note: Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Packing List: 1 x Tuner 1 x Instructions Package List 1 x Tuner 1 x Instructions