Music Battery Powered 3528 RGB SMD LED Strip Light Kit Indoor & Outdoor Use 20 key Music IR Remote (Waterproof, 300 LEDs, 16.4ft, OctoPak) The Music Battery Powered LED Strip Light Kit comes with 16.4 ft of RGB 3528 Waterproof Strip Light, a 20 key IR Music Controller, and our Battery OctoPak. The Battery Pack requires 8 Regular AA Batteries and can power this 16.6 ft strip for well over 12 hrs. Run time depends on which color or color changing mode is being used. RGB 3528 SMD light strip has 300 LEDs per roll can be cut every 9 LEDs for a shorter strip based on your project and also has a 3M Adhesive backing. Kit includes a 20 key Music IR remote controller which has many different color selections as well as 4 sound activated color chaning modes 4 random color changing modes which can all be sped up or slowed down. Battery Octopak has a 6 inch cord and is water resistant with a removable cover allowing for LED Strip Light to go mobile. Great for Costumes, Bikes, Campers, as well as any application which you can not get to a power outlet.