USB 1-30M LED Light Strip RGB 5050 Bluetooth APP Control Luces Led Color Change Lighting Music Sync for Party PC Living Room

1.3keys USB control == without remote ,just 3keys button control.2.APP and remote== remote and phone app control , you can play music with phone app.3.Colorful lights bring people a pleasant mood. It is loved by everyone, especially children.Our LED Lights have rich color modes, powerful music functions, and various other capacities. It can be used in bedrooms, living rooms, kitchens, staircases, cabinets, wardrobes etc4.Arrow To Arrow:The arrows on the connectors needto be pointed to each other or theights won't work.5.Please do not fold the LED stripsto make contact with each otherwhile the lights are on, the shortcircuit may damage the lights.6.They are easy to hurt, install them carefully.