【Sunlight-Mimicking Color & Brightness Control】Adjust your aquarium's lighting with 10 brightness levels and switch between white, warm white, and yellow tones. This full-spectrum light supports photosynthesis in aquatic plants and enhances the well-being of your fish. 【High-Performance LED Bulbs】Equipped with professional LEDs for bright, energy-efficient lighting with outstanding color rendering. Shows off the true vibrant colors of your aquarium, with an adjustable lamp head to focus light right where you need it. 【360° Flexible Gooseneck】Features a fully rotatable gooseneck and 120° wide-angle beam. Easily direct light where you want in your tank. 【Low-Energy USB Power Supply】Runs on DC 5V via USB. Plug it into any laptop, power bank, or USB outlet (adapter not included) for quiet. 【Customer Support】：Please reach out via Amazon Messaging — we're ready to help.