Guitar Tuner This compact digital Tuner features a chromatic tuner with a vibration sensor that enables accurate tuning of your guitar bass or violin. An easy to read 'red to green' LCD status indicator screen light clearly shows how sharp or flat you are and is accurate to +/- 5%. Clip the tuner onto your guitar for silent tuner or use the built in mic. With its 360 Degree rotating display you can quickly and easily tune wherever you are. The backlight illuminates LCD panel in dark settings. Battery included. # Specifications: A4 Frequency Range: 430 - 450Hz # Pick up: 'Mic' and 'Clip' # Tuning Mode: Guitar, Bass, Violin and Chromatic # Tuning Range: 0A ~ 7C # LCD Display: Colour backlight display # Battery: Cr2032 (x2 included) # Volume: 53 x 80 x 43 (mm) # Weight: 53g