Soft connection design allows for 360-degree adjustable lighting in any direction, providing a convenient and versatile illumination solution for various ornamental tanks. Universal tube design fits tanks with a thickness of 2-5mm, making it suitable for mini fish tanks, turtle tanks, small fish tanks, and large fish tanks. Energy-saving lanterns with a high-quality light source offer natural colors, no flickering, and a uniform and soft bright light that won't harm the eyes. USB interface power supply ensures easy plug and play functionality, while the external switch and built-in chip independent switch make it effortless to operate. Made from high-quality materials, these lights are durable, wear-resistant, and feature a waterproof lampshade to prevent water splashing and potential short circuits. Item Name: Fish Tank Lights Material: Plastic Features: 360 Degree Adjustable, Simple Operation, Waterproof Size Details: Lamp Plate Diameter: 4.2cm/1.65" (Approx.) USB Cable Length: 100cm/39.37" (Approx.) Light Length: 18cm/7.09" (Approx.) Notes: 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. Package Includes: 1 x Fish Tank Lights