LED Music Controller Instructions: Music Mode: can change light color according the music melody. For none-music mode, color shift mode and Auto Mode can be available. But Not for Music Mode. Light Brightness can be adjustable by pressing None-Music Music Key Repeatedly. Specifications: Type: LED Music Controller Material: Plastic Quantity: 1PC Color: Black Beam Angle: 180 degrees Power: 7.2W Output: DC5V -12V 2A Span Life: Max 30,000H Transmit Distance: Up to 10m/33ft Controller Battery: 1*CR2025 Button Battery (Included) Controller Function: Music Mode, None-Music Mode, Color Shift Function, Auto Mode Function Music Controller Size: 5*3.6*2.2cm/2*1.4*0.9"(L*W*H) Remote Controller Size: 8.6*4*0.1cm/3.4*1.6*0.04"(L*W*H) Net Weight: 45g/1.6oz Package: 1*Music Controller 1*RF Remote Controller 1*Remote Controller User Manual