AROMA 0.8" LCD Chromatic Tuner Keychain (1 x CR2032)
Color: Black - Plastic material housing - 0.8" two colors backlit LCD display - 12 note chromatic - A4 Pitch range: 440Hz - Accuracy: +/- 0.5 cents - Powered by 1 x CR2032 battery (included) - Comes with keychain for easy carrying