220V RD-118/S Electric Curtain Motor 1.Noise level 40dB 2.CE ISO9001 3.Suitable ... various place 4.5 years warranty 220V RD-118/S Electric Curtain Motor Featured:Quiet motor, stable property and shock-proof ,strong ... motorized curtain.Suitable for residences, hotels, office buildings, villas,educational institutions, exhibition halls and so on. 220V RD-118/S Electric Curtain Motor ...