Feature: 1. Metronome and tuner combination with cut and tune screen. 2. The tuning points include 12 average rates, guitar, bass, ukulele and violin. 3. Built in metronome can shoot up to 10 times. 4. Metronome function is suitable for various time signatures: 1 / 4, 2 / 4, 3 / 4, 4 / 4, 3 / 8, 6 / 8 or more, each with multiple rhythms available. 5. Jack headphones allow you to connect headphones or amplifiers. 6. Color LCD and flash Duo - display tuning, metronome and tone reference status. Specification: Brand: Fanger Material: ABS Size: 100 * 65 * 15mm Calibration mode: C Calibration range: 0A-8C A4 frequency range: 430Hz-450Hz Test accuracy: 1 minute Beat speed range: 30-280bpm Beat: 0-9 Time value: 0-8 Beat error: 1% Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 X Guitar Tuner 1 X Manual