... to adjust the brightness of the light.3,Enjoy Music: press SOUND to enjoy music, the seven color dynamic lights ... battery is low, the sound of the music is abnormal, and it dose not work when press SOUND, ... put in any damp, high-temperature areas, do not put the item handstand2,If light become dim, or when ... adapter of voltage DC-5V/500MA, positive inside and negative outside, it will take 3 hours to ...