RolloTron Comfort 1705 Plus belt winder with a 60 kg tensile force - electric shutter drive with a lot of extra features This powerful electric belt winder impresses with its fully automatic control. It is suitable for common belt boxes with a width of 3.6 cm or more. The installation wizard makes commissioning quick and easy. RolloTron Comfort Plus is practical and contemporary with its numerous functions and its clear, illuminated display. Direct manual control is possible via the buttons on RolloTron Comfort Plus. The highlight, however, is the automation options. This can be time-controlled by setting a daily or weekly profile or can use the astro function (on the basis of the sunrise and sunset). There is also the option of connecting a sun and twilight sensor (see accessories) in order to raise or lower the connected shutters on the basis of the light level outdoors. The soft-start/soft-stop function minimises noise and material wear. RolloTron Comfort Plus also features obstacle