Aqualighter Nano LED Lights for freshwater aquarium up to 6.6 gallons Power supply LED lamp AquaLighter Nano is safe voltage of 12V The unique minimalistic design LED-lamp AquaLighter Nano does not distract from seeing the landscape of your aquarium Feet LED-lamp AquaLighter Nano allow you to place light on the aquarium wall thickness up to 5mm As a source of light in the lamp AquaLighter Nano uses super-bright LEDs company OSRAM (Germany)