1. Lightweight, mini-sized, compact and convenient to carry. 2. LCD white and green screen to indicate operational condition. 3. More accurate, high sensitive and wide tuning range. 4. 360-degree rotation for flexible using. 5. Clip designed to attach to instrument. 6. Power-saving mode: smart sleep after 3 minutes with no play. 7. Hide behind the guitar neck, concealing it from audience. 8. For guitar, bass, ukulele, chromatic and violin. 9. Tuning Range:A0(27.50Hz)--C8(4186Hz) 10. Calibration:410-450Hz(1Hz Steps) 11. Power: A 3V-CR2032 Lithium Battery (not included) 12. Item Size: 4.5 x 2.8 x 4cm / 1.8 x 1.1 x 1.6in 13. Item Weight: 17g /0.6oz
