The new stylishly slim aluminum arm is sure to turn heads with itslow 3mm thickness and robust light output. The perfect choice for any rimless aquarium with a thickness of 9mm or less and offered with daylight and moonlighting LEDs in a space saving form factor for pure minimalism. Each clamp boasts powerful light output in a 8 watt version for pico and nano tanks with power cord channel and independent power cords for timer usage.