Description 1.Clear View with a LCD screen and backlight 2.Turn 360° degree freely 3.High Precise Detection and sensitive vibration clip 4.Tuning Item: Chromatic, Guitar, Bass, Violin, Ukulele 5. A4 Calibration: 440Hz 6. Detection Range: A0(27.5Hz)~C8(4186.00Hz) 7. Power Supply: 3v(CR2032) included So Simple To Use! All you do is press the one button on the back and the tuner is on. Keep pressing to change through the modes and get to your instrument setting. Guitar, Bass, Ukulele, Violin, Banjo, Chromatic, Bb instruments, Eb instruments, we even have testimonials from Trumpet Players using it! Small size ,however with super bright & big LCD display, which has 38% greater view than common tuner on the market. Thick & removable quality silicon pad on the clip fits well on the headstock of your instrument without damaging its finish. The tuner head turns 360 degrees for any reviewing angle for your easy reading Battery included,auto off for no signal detected for 5 minutes to save energy.

• High Accuracy and Sensitivity：High sensitive vibration tuner responds fast, vibration Technology Gives Perfect Tuning in even the Noisiest Settings
• 360°Rotatable Clip: Provides a Clear View of the LCD Display From Any Angle, on Every Instrument
• Green in Tune: Whole Display Background Lights up Green when in Tune
• Best Professional Tuner & Great for Beginners & Students
• Simple Operation: only one button controls everything,turn on /off and setting tuning modes according to your instruments.

High Accuracy and Sensitivity：High sensitive vibration tuner responds fast, vibration Technology Gives Perfect Tuning in even the Noisiest Settings