Rechargeable & Eco-Friendly: Equipped with a built-in battery, the AROMA AT-105 tuner is not only convenient but also environmentally friendly. Forget about replacing batteries, as it comes with a USB charging cable for easy recharging. Versatile Tuning Modes: Whether you play the guitar, bass, violin, or ukulele, this tuner has you covered. Its chromatic tuning capabilities that you can tune almost any string instrument with precision. Advanced Color Display: The tuner features a bright, easy-to-read color screen that provides clear information in any lighting condition, making it perfect for both indoor and outdoor use. Portable Design: Compact and , the AROMA AT-105 clip-on tuner is ideal for musicians . Easily attach it to your instrument's headstock and enjoy tuning on the spot without any hassle. Model: AT-105 Tuning Items: Chromatic(C)/ Guitar(G)/ Bass(B)/ Ukulele(U)/ Violin(V) Detection Range: A0(27.5Hz)-C8(4186.00Hz) Pitch Range: 430Hz-450Hz Tuning Accuracy: ±0.5 cent Power Supply: Built-in rechargeable battery 3.7V/ 110mAH Note: The instrument showed in the picture is not included. Color: Black Material: ABS Package Contents: 1 * Tuner 1 * USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.