A product developed in-house to facilitate dual operation through remote supply or manual setting. Specially designed clutch mechanism prevents damage to potentiometer on reaching end position. The product is housed in 68 x 68mm cutout door mounting plastic cabinet, 120mm deep. Turn indicating dial helps indicate wiper position. Two presets on front panel are provided to independently set up/down travel time. Connectors for Auxiliary supply, Potential free switching contacts and potentiometer are provided on rear side of the container.