Mike Music MK-01A Clip On Guitar Tuner Universal For Chromatic Guitar Bass Ukulele Violin Mini Portable Digital Tuner Accessories (Guitar Tuner, Black)

With 2 colors of backlight, green in tune, white out of tune.360 degree rotatable design to match your need better. It will be a good choice for you to keep your instrument in tune.Auto power off function, the device will turn off automatically if there is no signal present or operation in 3mins.ABS plastic, it can be used for the tuning of guitar, chromatic, bass, violin, viola and ukulele.High precise detection and sensitive vibration clip. Designed for beginners and professionals.