Feature: 1. 【Accurate and Versatile Tuning】: Our three-in-one beat tuner is a must-have accessory for acoustic guitar, bass guitar, and ukulele players. With its advanced core chip technology, it can accurately identify pitch and ensure high precision. The tuning frequency range of 430Hz-450Hz can be easily adjusted, making it suitable for various instruments. 2. 【Convenient and User-friendly Design】: Equipped with a white backlight and a widescreen LCD display, our tuner provides a clear and easy-to-read interface. The large screen and foldable metal stand allow for better viewing angles. Whether you prefer manual or automatic tuning, this tuner supports both modes. It also features a built-in microphone and pickup, making it versatile and easy to operate. 3. 【Metronome Function for Rhythmic Precision】: In addition to its tuning capabilities, our tuner is also equipped with a metronome function. With a speed range of 30 beats per minute to 260 beats per minute, it helps musicians maintain consistent timing and improve their playing skills. The metronome offers various beat options, allowing for flexible practice sessions. 4. 【Sturdy and Portable】: Crafted with durability in mind, our tuner is made from high-quality materials that can withstand frequent use. Its compact and lightweight design makes it easy to carry around, ensuring that you can tune your instrument anytime and anywhere. Perfect for musicians on the go 5. 【Wide Compatibility and Power Supply】: Our tuner is compatible with various instruments, including acoustic guitars, bass guitars, and ukuleles. It also supports A4 frequency range projects, allowing for precise tuning. Powered by two AAA batteries (not included), this tuner offers long-lasting performance for extended playing sessions. Specification: Pronunciation Projects: 12 equal temperament, guitar, bass, ukulele, violin A4 Frequency Range: 430Hz-450Hz Pick Up Range: A0 (27.5Hz) - C8 (4186.00Hz) Correction Error: ± 0.5 sound minutes Metronome Speed Range: 30 beats per minute -260 beats per minute Metronome Beats: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 Metronome External Connection Ports: Input jack, headphone jack Power Supply: 2 AAA batteries (not included in this product) Product Size: 9 * 7.4 * 1.8cm/3.5 * 2.9 * 0.7inch Product Weight: 76g/2.7oz Package List: 1 * Guitar Tuner1 * 6.35mm Plug Pickup Clip1 * Instruction Manual