TUNZE® Multicontroller 7096 - Like New $100 - in box
Can be used for controlling all Turbelle® pumps featuring electronic motors. The controller is configurable and can be programmed using a computer with USB connectivity. It features a 8-Bit high-performance microprocessor with memory maintaining the settings in the case of a power failure:
Includes:
Multicontroller with photo-electric cell, moonlight, and 5 m (196.8 in.) USB cable, four connection cables
more info on Tunze website....TUNZE Hi-Tech Aquarium Ecology