Pixnor Pixnor 8-inch Multi-color Changing LED Light Square Shaped Water Shower Head Shower Faucet Nozzle LED light: colorful (auto color-changing). Material: durable hard ABS. Size (L*W*T): 200*200*15mm 8*8*0.5inch. No batteries and external power supply required, it will illuminate after water flows down. Automatic control: When water flows down, the shower head will give off bright auto color-changing colorful light. (Note: The change of LED color will not be subject to the temperature of water.) Brightness is such enough even no other lighting fixtures need. Novelty design, easy to install and safey to use.