Which sun/twilight sensor is required for the RolloTron wall-mounted belt winder premium? Y. Beenen Updated December 07, 2023 13:59 The sun/twilight sensor is available in different lengths: Length 0,75m Art. No.: 10991001 Length 1,50m Art. No.: 10991002Length 3,00m Art. No.: 10991003 Customer support Submit a request