Eno ET 33U Clip On Accurate Ukulele Tuner for soprano concert ukuleles 4 string small guitars with Chromatic, Guitar, Sprano Concert C-Tuning, D-Tuning, Tenor Tuning Easy to use clip on tuner for ukulele, Suitable for all adults and children ukulele musicians Professional Ukulele Tuning Mode: With Chromatic, Guitar, Sprano Concert C-Tuning(standard tuning), D-Tuning(English Tuning), Tenor Tuning(Ukulele Low-G tuning) Tuning Range: A027.5Hz)-C8(4186Hz);the tuner can turn 360 degrees Easy Control and Read: Tune up or down to get the needle straight on the note for perfect tuning every time Battery: CR2032(included) Easy to read: Blue and white LCD display with green back light; A4 Frequency: 440 Hz Tuning range: A0(27.5Hz)~C8(4186Hz) Mini size clip on vibration sensor tuner Precision: 1Cent Power By: 3V CR2032 Coin battery Press about 3 Seconds to Power ON/ OFF Slightly type the button to choose the tunning mode Rotate 360, easy to read from any angle 1 x ET-33U Tuner 1 x user manual Weight: 3.5G Demension: 35*48*54MM