Features: MULTI-COLOR MODE: More interesting modes you can choose, like flashing, breathing, strobe, gradient. Adjust the light brighter or darker. I think this will make your party more awesome. Just choose the mode to create a light show.  CUTTABLE AND LINKABLE: Every 3 LEDs can be cut along the cutting marks without damaging the rest of the strip. Connectors are needed to link them together after you cut (connectors not included). NOTE: when connecting the control box with the lights, should be placed on the same line. Otherwise, the strip lights won't work.  APPLICATIONS: Perfect decor lights for living rooms, child's bedrooms, TV decoration, upstairs, under cabinet, wonderful for a dance party, dance floor, banquet, holidays, etc.  SAFETY: ①Led rope lights more than 50000 hours of service life. Greatly save effort and maintenance costs on changing lights frequently. ②The approved power adaptor which was tested by rigorous, high standard features high security. The working voltage for led strip lights is only 12V, which emits extremely low heat. And the circuit board with short circuit protection puts your safety first.     Specification: Color: RGB.  Waterproof: IP20.  Strip Width: 10mm.  LED Qty: 18LED/M.  LED Type: 5050SMD.  Working Voltage: 12V.  Strip Length: 7.5 Meters.  Beam Angle: 120 degrees.  Working Temperature: -20℃ to 50℃.     Package includes: 1 x 7.5M LED Strip Light.  1 x 24 or 44 Keys Controller (Optional).  1 x 2A Power Adapter.  1 x Controlle Box.     Note: 1. Please expand the led strip light before you connect the power supply.  2. This strip light kit only provides One connection joint, no extra connectors included.  3. Expect the strips, the connection joints, controller box, and power adapter are not waterproof.  4. Please make sure the IR receiver (on control box) does not be covered or shielded.  5. Don't forget to remove the plastic cover over the battery from the remote before using it.  6. Black and white reel shipped randomly