TSSS Fish Tank Aquarium 12 LEDs Air Stone Disk Bubble Lights Underwater Multi-color Changing LED Lights LED light creates fantastic landscape with beautiful bubbles and multi-color changing automatically Promote plant photosynthesis and growth well which is benefit to the fish The solid-state cool light source remain thermostatic, low working Voltage (dc 12V), safe and won't cause any harm to people or fish Fully waterproof durable for long-term use Ideal for aquarium, fish tank, pool, etc