Longlife digital metronome with heaps of handy features. 

• Supports 6 beats and 7 rhythms con-currently (42 combinational rhythms). 
• 5 times longer battery-life.
•  Any Micro-USB adapter (5 volts) for external power source. 
• Synthesized clear and loud sound with stereo phone jack. 
• Continuously adjustable volume of Tempo and Pitch sound. 
• Pause and Resume function. 
• 3x AAA batteries included.