For the wave simulation of a Turbelle® electronic or stream 6101/6201/6301 including connecting cable. Y adapter 7092.34 can be used to synchronously operate two Turbelle® electronic. If the photo-electric cell 7094.05 (not included in the scope of delivery) is attached to the connecting port, the night-mode operation is activated automatically. Foodtimer: By the push of a button, the pumps can be stopped to enable feeding. After about eight to ten minutes, a restart is carried out automatically.