DescriptionThis is a portable and universal Tuner used to tune Guitar, violin,Bass and Ukulele.Adjustment of precision is1 cent. This Tuner is a good option for you to keep your instrument in Tune. Get one before you run out of supplies.Feature-Color: Black. - Material: Plastic - Size: 5.37x3.1x1.25cm - Tuning range: A0 (27.5Jz) - C8 (4186hz) - A4 range: 430-450Hz - Accuracy: +/-1 cent - Battery: 3V CR2032 - Color LCD display, better viewing experience - Simple design, easy and convenient to use. - Auto shutdown after 5 minutes idle. - Suitable for equal temperament, guitar, bass, violin, ukulele. - A great gift for your friend and family.