Hygger high-quality led aquarium light with extendable mounting brackets is specially designed for most fish tank (12-52 inch) use.<br> We use 5730 Leds, more bright and energy saving, soft light will make your aquarium water looks sparkly clean, the green or red<br> plants under the water looks more bright and beautiful.<br><br><b>Other features of hygger aquarium led light:</b><br>- The whole light shell is aluminum alloy metal, nice touch feel, fast heat dissipation.<br>- Comes with 2 kinds of freely extendable mounting brackets.<br>- External controller has memory function in case of power-down.<br>- Easy to install on covered or uncovered, with rim or rimless glass or acrylic fish tanks.<br>- 3 light color modes: White LEDS, Blue+white+red LEDS, Red+ blue LEDS.<br>- Under each light color modes, you can adjust the light brightness for 5 levels .<br>- You can set light time to 3h, 6h, 12h on the controller.<br>- Acrylic baffle to prevent water drops in. No steam.<br>- Seals with waterproof glue, if accidently falls in water for a moment it will not damage the light.<br><br> <b>3 Led light color modes</b><br> The white led light is for daytime use. Simulate natural sun light to help plant growing.<br>The other led color light is for night time use, make the underwater word more colorful.<br><br><b>How does time setting work?</b><br> Please note that when it reaches to the set lighting time, the light will not turn off, it will keep at the dimmest levels.<br><br><b>Specifications: </b><br>Output: DC 12V<br>Input: AC100-240V/60HZ<br><b>Wattage & Led QTY& fish tank:</b> <br>9W (18 white+4 blue+2 red) for 12-18 inch fish tank <br>14W (30 white+6 blue+3 red) for 18-24 inch fish tank <br>16W (30 white+8 blue+4 red) for 24-30 inch fish tank <br> 20W (42 white+12 blue+6 red) for 30-36 inch fish tank <br> 25W (54 white+14 blue+7 red) for 36-46 inch fish tank <br> 32W (60 white+18 blue+9 red) for 46-52 inch fish tank <br> Kelvin: 6500K<br>Cable Length: 5ft +1.8ft