Product Type: S-Classic switch designed for control applications, particularly for lighting control. Switch Function: Equipped with a 1-way switch function, providing simple on/off control. Number of Gangs: 4 gangs configuration, suitable for controlling multiple lighting circuits. Mounting Options: Can be surface-mounted or flush-mounted, offering flexible installation choices. Material: Plate and dolly are made of white polycarbonate (PC), while the base is constructed from black PA66 material.