Advanced vibration sensor delivers -fast accuracy with a wide calibration range (435-450Hz) for guitar tuners, bass tuner, ukulele, violin and chromatic tuning. Silicone-padded clip rotates 135° front/back and 360° sideways, offers optimal viewing angles and maximum positioning flexibility. It is the ideal choice for acoustic guitar tuner, electric guitar tuner, or violin tuner without scratching. Color LCD screen with easy-to-read tuning needle. Large backlit display with 4 tuning modes (chromatic, guitar, bass, ukulele) ensures crystal-clear visibility in dark or sunny outdoor gigs. The clip design fits securely on most instrument without slipping. Simply clip it on, and you're ready to tune without complicated setup required. Color:As Shown Material:plastic Package Contents: 1 * Guitar Tuner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.