Mini chromatic tuner pedal with durable metal case.、Suitable for wide range tuning.、With LCD display, easy to read tuning information.、True bridge, real signal, no loss of tone.、Simple and easy to useMini half tone tuner pedal with durable metal casing. Suitable for wide range tuning. Equipped with an LCD screen, easy to read tuning information. True bypass, true signal, without imbalance. Specification: Material: Metal Tuning Range: A0 (27.5Hz) - C8 (4186Hz) Accuracy: ± 1cent Detection Method: Audio Signal Input Tuning Method: Automatic Display: LCD Screen Power Supply: DC 9V Product Size: 9.5 * 4 * 5 cm/3.7 * 1.6 * 2 inches Product Weight: 150 grams/5.3 ounces Packaging Size: 12 * 6.3 * 6.5 cm/4.7 * 2.5 * 2.6 inches Packaging Weight: 215 grams/7.6 ounces