This tuner head includes 2 (left and right) string tuning keys, designed for classical and acoustic guitars, ensuring that you can easily tune and keep the pitch while playing. The gear ratio is 1:14, providing a reliable tuning experience, enabling easy, smooth and precise pitch adjustment, so that your guitar is always in good condition. The gold-plated and black-plated metal panel with exquisite flower patterns is both beautiful and durable, enhancing the overall appearance of your guitar and showing a unique personality. The 3 heads are arranged in a row with exquisite buttons and well-made. It is a good replacement for guitar tuning keys to ensure that it is not easily damaged during daily use. The packaging size is 19.5 x 13 x 4 cm (7.7 x 5.1 x 1.6 inches) and weighs only 175 grams, which is easy to carry and suitable for performances and practice.