Electronic Metronome Recommended for Professional Level Examinations: Standing Design, Rechargeable with Large Capacity Battery, Large Screen Display. Why Choose an Electronic Metronome: A modern type of metronome for precise timing. Complete Core Upgrade for Enhanced Beat-Keeping Experience: Features an upgraded nanoscale smart chip for faster operation and lower power consumption, delivering significant energy savings. Loud Volume with Real Human Voice Option: Includes real human voice and electronic sound modes to ensure clear audio feedback. Connectivity Options: Use with headphones for private practice or connect to an external speaker for louder sound output. Durable and Reliable: Built to withstand impact, tested through repeated drop tests from 1.2 meters, maintaining normal function after falls. Suitable for a Variety of Instruments: Ideal for guitar, piano, violin, guzheng, traditional Chinese music, and other instruments. High-Aesthetic Design: Features a clear display with a large LCD screen, enhanced sound output through honeycomb-style sound holes, and smooth, integrated button controls. Note: Slight variations in printed text may occur, which do not affect functionality. Color: Black Material: ABS Package Contents: 1 x Digital Metronome Tuner (no additional items included) Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.