Master your rhythm with this versatile digital metronome. Perfect for musicians of all levels, it features adjustable tempo (40-208 BPM), selectable beat patterns (0-9), and volume control. Choose between electronic or human voice guidance and utilize the built-in timer (15, 30, 45, or 60 minutes) for focused practice sessions. The clear digital display and intuitive large dial make operation simple. Powered by 3 AAA batteries (not included) or the included Type-C USB cable for flexible use. Its compact, lightweight design with a non-slip base is ideal for portability. Practice quietly using the headphone jack. A reliable tool for guitar, piano, violin, drum, guzheng, and other instrument practice, it also makes a wonderful gift. Specifications: - Colors: Black, White, Light Blue, Light Purple (optional) - Material: Plastic - Tempo Range: 40-208 Beats per minute - Beat Types: 0 to 9 - Voice Modes: Electronic Voice, Human Voice - Timer Settings: 15min, 30min, 45min, 60min - Power: 3 x AAA Batteries (not included) or Type-C USB - Product Size: 140 x 70 x 45mm / 5.51 x 2.76 x 1.77in - Product Weight (without battery): 130g / 4.57oz Package Includes: - 1 x Electronic Metronome - 1 x Type-C USB Cable - 1 x User Manual (English) Note: For USB power, please remove the batteries. Slight variations in size or color may occur due to manual measurement and lighting.