Strings Instruments: Acoustic/Electric Guitar, Ukulele, Violin, Bass, Banjo Standard Tuning - Easy to navigate and smooth touching; Small and compact size one-handed swivel clamp. Fast & Accurate: Tuning in seconds! The tuner's advanced mini processor and highly sensitive sensor ensure your instrument is accurately tuned quickly. Easy to Use & Highly Sensitive: Turn it on, clip it on, and you're ready to tune. Since the tuner detects the pitches directly from your instrument's vibrations, ambient room noise will never interfere. Reliable: This tuner was built to last. This compact tuner will be a helpful tool to get your instruments in tune every time in seconds. Easy to Read & Adjustable Screen: Features a vertical, full color display with limitless viewing angles. The dual swivels make mounting perfect for left-handed or right-handed players anywhere on the headstock. Color: Black Material: Plastic Package Contents: 2 x Tuner 1 x English Manual 1 x Battery Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. Measurement may vary by +/- 1-3 cm.