【Soft & Even Light with Frosted Acrylic Shade】The aquarium light is made from high-transparency frosted acrylic, this lampshade spreads light evenly without harsh glare. It’s scratch-resistant, waterproof, and stays clear over time—no yellowing or fading, just lasting beauty and gentle illumination for your aquarium. 【4 Colors & Multi-Level Dimming】Choose from white, red, blue, or green light to match your daily needs. Adjust brightness easily for daytime viewing, nighttime ambiance, or when your fish need rest. 【USB Powered for Easy & Secure Use】Runs on low-energy LED bulbs powered by USB. Plug into any port, power bank, or outlet for secure, low-voltage performance. Suitable for home or office—energy-efficient and reliable. 【Clip-On Design】Attach it easily to glass or acrylic tanks (up to 0.7cm thick) with the retractable clamp. No drilling required—just clip and go! Suitable as extra lighting for small aquariums and breeding tanks. 【Customer Support】：Please reach out via Amazon Messaging — we're ready to help.