Cooligg 20 Key RF Remote Wireless RGB LED Light Controller Aluminum Case DC 12-24V, 12A for SMD 5050 3528 LED Strip ENABLE LED LIGHT with BEAUTIFUL DYNAMIC OR STATIC PATTERN. Ideal for DJs, Musicians, Parties and More. RF TECHNOLOGY. This device adapt advanced radio frequency signal technology. Longer controller range than IR controller. Remote are able to control the device from any direction. BIG POWER LOAD. It is able to take up to 600 units 5050RGB lights or 1800 units 3528RGB lights. This item only included LED Light controller, Power adapter and LED String not included. Supply voltage of this item is DC 12V to 24V