Features:<br>Durable mechanical metronome design and Accurate calibration.<br>Clear and melodious sound, not harsh at all. Forguitar, violin, ukulele and other music instruments?.<br>Set Tempo: Release the pendulum from the hook by sliding it to right. Sliding up or down the weight to position for desired tempo.<br>Set Beat: Move the beat selector to 2,3,4 or 6. The metronome rings at duple, triple, quadruple or sextuple time respectively.<br>It has a wind up mechanism and a swinging pendulum and is enclosed in a high-impact plastic case.<br>Metronome can help you train your concept on music speed, make your instrumental performance more complete and smooth.<br><br>Specifications:<br>Color: Black<br>Material: Plastic and metal<br>Suitability: For guitar, violin, ukulele and other music instruments<br>Item Size: 20 * 10.5 * 9cm / 7.8 * 4 * 3.5in<br>Item Weight: 342g / 12oz<br>Package Size: 24 * 11 * 11.8cm / 2.4 * 4.3 * 4.6in<br>Package Weight: 504g / 17.8oz<br><br>Package List:<br>1 * Mechanical Metronome