new & high quality.Long lifespan and Easy to use.Touch screen design, modern and convenient to use.Common anodeWorking voltage: 12-24V DC2 AAA battery powered controller (battery not included)RF remote controller control distance:30 metersFor RGB useSpecification:Item: RF remote controllerLed type: LedInput voltage: 12-24V DCMax power: 432W/24vController battery: 2 AAA battery(not include)Memory function: NoControl distance: 30mDimension: 10.5 x 10.8 x 2.8cmColor: blackMaterial: ABSPackage Contents:1 x led controller kitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.