1、RGB lighting, upgraded RGB lamp beads are brighter than other lamp beads, bright and colorful, long life, energy saving. 2、Fish Tank Light is equipped with a manual controller, which can adjust the light manually. 3、Can be used with controller driver, and also suitable for direct plug-in motherboard 5V RGB socket. 4、Install LED lights behind the aquarium to create a wonderful underwater scene and take your underwater scene to a new level. 5、Brilliant light colors make you in the mood to concentrate, or just relax, you can experience color therapy day and night. 1 x Aquarium Light1 x Controller Item Type: Aquarium LightModel: DG-CHDOuter Diameter: Approx. 8mm / 0.3in (Only Refers to the Part of The Quartz Tube)Cable Length: Main Cable Approx. 500mm / 19.7in + Sub-Cable Approx. 120mm / 4.7inVoltage: 5V (Don't Use Other Than This Voltage)Thread: G1/4Material: Brass (Threaded Part) + Quartz GlassInterface: PH 2.0 6P--Connect to the ControllerRGB 3-Pin--In-Line Motherboard / Controller Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.