Features: FLEXIBLE CONTROL MODE: You just need to rotate the orange knob for selecting the operating modes, including auto run and sound control. HIGH BRIGHT SUPERB LEDs: Equipped with 180 SMD5050 LEDs bead which is high bright, energy-saving，cost-saving and durable. SPEED ADJUSTABLE: You can control the speed of strobe by rotating the blue knob, meeting your various needs under different circumstance. PORTABLE: Mini in size and light in weight so that it occupies little place and convenient to carry. OPTIONAL PLACEMENT: Thoughtful design that you can choose to hang it up through the hanging hole (the hanging hook and hanging nail are not provided) or just place where you like. WIDE SCENE: It is suitable for stage, disco, DJ show, home party, ktv, wedding functions etc.