<b>Easy to Use!</b><br> Just clip it, turn it on and You're done. Use the same button to choose between modes or hold it to turn it off <br><b>Tunes TONS of Instruments</b><br> Guitar, Bass, Ukulele, Violin, Banjo, Chromatic, Bb instruments, Eb instruments, we even have testimonials from Trumpet Players using it!<br><br><b>Specifications: </b><br>Tuning Keys: Chromatic, F, Bb, Eb <br>Tuning Mod: Clip on pick up<br>Detection Range: A0 (27.5Hz) ~ C8 (4186Hz)<br>Tuning Accuracy: +/- 1Cent<br>A4 Calibration: 440Hz<br>Clear LCD screen : Clear View with a big HTN LCD screen and backlight<br>360 Degrees Rotational Clip: Multi-Angle view with the 360 Degrees rotational clip design<br>High Quality Clip: High Precise Detection and sensitive vibration clip<br>Power Supply: 3V(CR2032)included.<br>Weight: 20g (without battery)<br><b>Package included:</b><br>1 x Donner DT-2 Guitar Tuner