Suitable for tuning chromatic, guitar, bass, violin and ukulele. Double color backlit LCD screen. The product’s shell is made from pretty food-grade PC material. In-tune: indicator is on the middle, showing Green; Low: indicator is on the left, showing Blue; High: indicator is on the right, showing Blue. Super anti-interference. Sensitive and stable. Powered By: 1 * CR2032 Lithium coin battery
