music torch,led flash light,supports all kinds of audio files,can be fixed in ... speaker with high volume. 3. Flashlight mode option, dim light, glare or flash,3W LED4. Alarm, Give alarm (can set to customer ... fasten on bicycle for music playing or lighting.7. USB flash disk, optional TF card or built-in memoryAccssories,1) multi ... .0 connection line4) USB covertor 3.5mm DC line5) bicycle light mount