Function:This is a Standard A tuning fork. Cameroon is a instrument used to regulate musical instruments and test tone. Suitable for violin, mandolin, guitar and other musical instruments. Tune string A to 440 Hz The A440 camera has a clear tone, longer sound and accurate pitch, very practical! Made of stainless steel, handle length is 1,52 inches, tuning fork length is 3,27 inches, and open tuning fork width is 0,83 inches, small and compact Very suitable for family or travel, ideal choice for musicians, teachers and even science lovers Wipe cloth and soft bag included, soft bag can be used to store tuning fork, small size, easy to carry . Cameroon Standard A 440hz violin mandolina Specification:Article type: tuning fork Material: Stainless steel Handle length: Approx. 3,9 cm / 1,52 inch Trouser Length: Approx. 8,3 cm/3,27 inch Kamerton open width: Approx. 2,1 cm / 0,83 inch . Cameroon Standard A 440hz violin mandolina Package List:1 x tuning fork 1 x Wipe Cloth 1 x canvas bag . Cameroon Standard A 440hz violin mandolina