1. This item is a fish tank LED light with long lifetime. <br>2. Suction cups make the light stick to tank wall firmly and tightly. <br>3. With waterproof design, this LED light could be submerged entirely under the water or put out of the water. <br>4. It is suitable for water plant and daily lighting. <br>5. Feature<br>6. - Color: Assorted Color<br>7. - Material: Aluminum PCB.<br>8. - Size: Approx. 18 x 1.8 x 1.5 cm (W x H).<br>9. - Voltage:<br>10. - Power: -8W<br>11. - Waterproof rating: IP68<br>12. - : 18MM.<br>13. - :<br>14. - Choose one of the mode "flash","strobe", "fade" or "smooth", then press the brightness adjust button to rise or down the color changing speed.<br>15. - Can be widely used in fish tanks, cisterns, rockeries, pet cages and others.<br>16. - Made of for durable practical use<br>17. - Can be fixed by sucker cup, simple to install<br>18. - to use, can be used under water<br>19. - Suitable for water plant and daily lighting<br>20. - Bright LED can make your tank look like part of oceans, and your fish and reptiles seen where they're swimming or moving<br>21. Package list: 1 x set of LED Aquarium Light Fish Tank Light Color Changing Submersible Underwater Crystal Glass LEDs Lights With 18cm ( )