The Schellenberg RolloDrive 55 enables the operation of a roller shutter comfortably by pressing a button or automatic timer. The electric belt winder is suitable for plastic shutters up to a surface of 5 m² and is compatible with the mini and maxi roller shutter systems with a belt width of 14 or 23 mm. It is surface-mounted on the wall or in the window glazing and is ideal for rental objects, since the opening of the roller shutter box is not necessary for installation.The built-in timer makes it possible to have the shutter automatically up or down at the desired times. For this purpose, an up or down ramp can be programd. If the roller shutter blocks or hits an obstacle, the electric belt winder stops automatically. Large buttons on the ROLLODRIVE 55 facilitate the operation and adjustment of the end positions. The power is supplied by a power cord, if it is interrupted by a power failure or by removing the power plug, the end positions remain stored.As an extension, the roller shutter can be controlled according to the position of the sun with a separately available sun sensor. This means, for example, that Furniture and plants are protected from excessive sunlight.This text is machine translated.