Secure and Protective Fish Tank Lid: This fish tank lid with light provides bright illumination while reducing water evaporation and splashes, keeping fish from jumping out, and protecting pets and children from touching the water or fish Adjustable Brightness LED: The built-in aquarium hood light lets you adjust brightness easily; The regular light-dark cycle helps fish maintain normal activity and metabolism, supports plants’ photosynthesis, keeping your aquarium healthy and vibrant Replaceable and Long-Lasting LED: This led aquarium light features a removable design: simply unscrew two screws to take out the tubes and replace them with new white or color LEDs, keeping your tank bright, colorful, and visually stunning Perfect Fit for 24-Inch Framed Tanks: The package includes one fish tank lid with light, four sets of connectors, and a power adapter, allowing to select the appropriate connector based on their tank frame for easy and flexible installation