This inline controller with remote offers a convenient way to control color changing RGB LED strip lights. Choose from 20 solid colors in four levels of brightness, turn lights on or off, or choose a dynamic mode for added effect. Does not require a line of sight between the remote and the controller. Installation is simple, just connect it between the driver and the strip. Connectors: 5.5x2.1mm Female Barrel, 4-pin Female Voltage: 12-24V, Max Load: 3x4A, Size: 42x12x3mm Distance: 40 ft., Retains setting after power loss