All of these products operate at 12VDC. You will need a transformer or a voltage regulator (for battery use) which is not included. For RGB color changing flexible LED strip you will also need a color controller. Connectors are not included with cuts. There is one connector at the end of every full reel. Order your connectors and view operating characteristics from the regular Flexible LED strips page. Waterproof kits for waterproof Flexible LED strips can be found here.
There is no warranty on these items. They have been tested and everything works. Under no circumstances are these items returnable.