Description This violin tuner is made of solid material, which can withstand long-lasting use. Features the plastic material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color:As Shown-Material:Plastic-Size:5.30X5.20X1.60cm/2.08X2.04X0.63in- Easy to use and portable, fits easily in your pocket for on-the-go tuning.- Four holes correspond to the four open strings of the violin, tuned by ear.- Tuning pipes made of sturdy plastic for accurate and clear sound.- Portable: compact, portable, and easy to use requires a slight breath to produce the loudest and clearest notes.- shapes and excellent craftsmanship ensure their popularity among the people.Packing list: 1 x violin tuner