Dimmable Lepro 65 Tips for Using LE LED Strip Lights Before turn on the lights, please note: 1. Please ensure the → arrow mark (on female connector)and 12v mark (on strip light) are on the SAME side. If not, it won'twork. Please unplug, rotate and replug. Before using the remote control, remove the transparent plastic chip. When using the lights, please note: 1. Install on a clean and dry surface. You can cut the exceeded length according to your need. Please make sure the power is off before cutting. 8 Light Pattern Quick Flash Quick Flash Auto Flash 7 color fade change 3 color fade change 7 color jumpy change 3 color jumpy change R / G / B increase and decrease control RGB Color Changing 20 Pre-set Colors6 DIY Colors8 Light Modes Strong Sticky Tape Upgraded 3M tapePlease install on clean, dry, and smooth surface Flexible and DIY Can be bent and fold at willCan be cut every 3 LEDs along the cutting marksPlease notice: If you cut the light strip, only the part of the light strip connected to the controller can continue to work.