Mini Digital Metronome, Multifunctional, Portable, Volume Adjustable, Clip on, with Speaker, Beat Tempo, for Piano, Guitar, Saxophone, Flute, Violin, Drum

OverviewEasy to use: - The operation panel and display screen is designed with simple and easy button, won't cause you much time and effort to understand the process. Material: plastic Size: 3 x 4.5 x 3.3 inches / 7.5 x 11.5 x 3.3 cm Package includes: 1 x Mini digital metronome 1 x User manual Notice: 1. Do not use the strong cleaning chemicals to lean the LCD screen or body case. 2. Do not hit the body case or screen beside the top. Otherwise it will lead to machine failure. 3. Do not use or keep at high temperature, heat, humidity place. 4. Please make sure the battery is under correct positive and negative side before fixing in. 5. If un-normal slight show up, please remove the battery and wait 10 seconds to reload. 6. Take the battery out if longtime no use. 7. Please change the battery if characters appear dark or stroke incompletely shows.