Inexpensive, versatile dimming control for Lumi Lite, Tech and XHO LED units. Installs easily and is capable of a wide variety of settings allowing you to conveniently choose the perfect amount of light with a push of a button. To install unplug your power supply and install the inline dimmer between the power supply and any Reef Brite LED unit. Plug your power supply back in and select lighting intensity desired by pushing the button on the inline dimmer until the desired intensity level is achieved. SPECIFICATIONS Rated Voltage 12V – 24V Max. Current 6 A Connectors 5.5mm x 2.5mm Male/Female Connectors Power Settings 100% (ON), 75%, 50%, 25%,10%, 5%