Upgrade Metronome Tuner rechargeable tuner 3 in 1 digital metronome with Human Voice, LED color display multifunction tuner for all Instruments,experience fast and accurate tuning with ease.There are also preset tuning modes for Guitar, Ba, Violin, and Ukulele, along with transposition settings for Bb, Eb, F, and D Woodwind and Bra instruments. Features: 3-in-1 design, metronome + tuner + tone generator. Upgrades the function of human voice beats Small and exquisite appearance, convenient to carry. Built-in microphone pickup and external pickup clip. Foldable support stand is convenient to use. Large display screen, displays clearly. Accurate beating and adjustable volume. Built-in lithium cell, supports long time use. Specifications: Tuner Tuning mode: Chromatic, Guitar, Ba, Violin, Ukulele C Tuning range:A0(27.5Hz)~C8(4186.0Hz) Tuning accuracy:+/-1cent A4(Pitch calibration):430~450Hz Flat tuning: N/A b bb bbb bbbb (Guitar,Ba) Detection method: Mic,Input jack Metronome Tempo range:30-250 bpm Beat:0-9 beats per measure Beat error:+/-0.3% Note: 1.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. 2.Please allow a little measuring deviation due to manual measurement. Package List: 1 * Guitar Tuner 1 * Pickup Clip 1 * USB Charging 1 * User Manual