LO-PRO Wet Loc Jct Box Driver Combo - 24V VLM Constant Volt - 100W By utilizing advanced 3D design techniques, the amount of empty space left on the board and within the driver housing is drastically reduced. Minimizing noise paths and optimizing the flow of energy through the converter are paramount to success in high density design.. LO-PRO Small NEMA3R Wet Location Junction Box and Driver Combo - 24V VLM Constant Voltage Driver - 100W The VLM Series LED Driver is the highest efficiency LED power supply with the smallest footprint.