Unequivocally the best choice for moderate to large scale gardens, the MLC 20XP4 lighting controllers deliver performance and value while still providing the safety and reliability you have come to expect from C.A.P. These devices are capable of controlling up to 20 lights from a single trigger cord. Simply attach a 24-hour timer or control device to the 120 volt trigger cable, set your interval and you’re done. The MLC-20XP4 feature standard Universal X-Plug outlets, which allows for running your ballast at 120/240 volts without having to change out your ballast power cords and 4 outlets to control your equipment at 120 volts