#1=eu plug<br />#2=uk plug<br />#3=au plug<br />#4=us plug<br /><br />these chihiros a-series led light are made of the high luminance leds. chihiros led lights are professionally designed for aquarium plant cultivation.  they are jointly developed by chihiros and japan led specialist， which is a full-spectrum white light with more than 88% high color rednering &quot;hcri&quot; and can render any object closest to the natural color.<br /><br />features:<br />-  &amp; high quality.<br />- led cover made of aluminum alloy and finished with anodize surface treatment， effectively reduce the heat generation problem of high luminosity led lamps and preventrust.<br /><br />package included :<br />1 x lighting unit aluminum<br />2 x support sheets  some screws are included<br />1 x power code<br />1 x wired adjustable switch<br />1 x screwdriver<br />1 x us/uk/eu/au plug  according to your choice<br /><br />lamp dimension: w340 x d60 x h10mm<br />luminous: 3450lm<br />power consumption: 21w<br />led quantity: 63<br />tank size:  for 35cm tank