Small handy and accurate yet very easy to use.The four different mouthpieces represent each string of the uke and reproduce the relevant note. Simply blow into the necessary mouthpiece and tune your ukulele accordingly by ear to the note produced from the pitch pipes.Ukulele Tuning Pitch Pipes Specification Standard Soprano Ukulele Tuning A E C G Accurate and Easy to Use A Great little Uku Tuner!... (Read more)