LED controller for simulating natural light conditions in freshwater and seawater aquariums. - 4 Channel Led-Dim control for max. 2 Trocal Led Lamps, each with 2 separate control Channels. - Sends sunrise and sunset options, with color change throughout the day. - Adjustable moon phase simulation - Acclimatization program for acclimatization of fish and plants in newly set up aquariums - Programming via the controller or via the PC (USB connection). - Data retention in case of power failure through buffer storage. - Suitable for all Dennerle Trocal LEDs.