Item: 2.4G Touch Screen LED RGB ControllerLed type: High Power LEDInput voltage: 12-24V DCcontrol Way: RGB 3 ChannelsMAX load current: 6A each colorconnection mode: common anodeController battery: 2PCS* AAA battery(not included)Battery is not included because of the security reason and custom problem during port;Battery model is AAA,Please buy it yourself in your local marketControl distance: 30mPrograms:20 kindsRemote Size: 110x52x20mmController Size:85x45x23mmColour:WhiteMaterial:ABSPackage Contents:1 x LED RGB/RGBW Controller1 x LED remote controller1 x English manualOnly the above package content, other products are not included.Note: Light shooting 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.