Small and exquisite appearance, it is convenient to carry.Super bright backlight, color LCD screen, it can provide excellent visibility.360 degree rotatable clip, it can adjust at your suitable angle, simple and practical.With a clip, it is easy to fix on the instrument.Auto power off function, the device will turn off automatically if there is no signal present or operation in 3mins.It can be used for the tuning of guitar, chromatic, bass, violin, ukulele.Tuning Accuracy Indicator:Low: The indicator points to the left;High: The indicator points to the right;In tune: The indicator points to the middle.Specifications:Color: BlackTurning items??oChromatic, guitar, bass, violin, ukuleleTuning range: B0-B7Power: 1 * CR2032 battery (not included)Precision: ???1 centDisplay size: 2.7 * 1.9cm / 1.1 * 0.7inProduct weight: 22g / 0.7ozPackage size: 13 * 8.5 * 1.7cm / 5.1 * 3.3 * 0.7inPackage weight: 37g / 1.3ozNote:Remove the battery if you don't use it for a long period.Package List:1 * Electric tuner1 * User manual (English & Chinese)