This compact LED Driver has been designed by Collingwood for space restricted installations such as lighting on boats caravans and mobile homes. It has been designed to take an input between 10V up to 28V and can power a varying amount of 1W LED lamps depending on the input voltage. If a 12V supply is wired to the driver it can power up to 3x 1W LEDs and if a 24V supply is provided it will power 6x 1W LED lamps. Please note that this product is non dimmable.