... and mechanic limit, heavy load Model Number: KM45BSpecifications:1. Remote Control curtain, Secondary motor ;2. Electric curtain, AC120V/AC230V; 3. Automatic curtain ... /60Hz45W1.2Nm88.6/106.31`2/14cm/SEIP41Features1.Quiet design, smoothly moving on track;2.external receiver with control of low voltage and ... or LCL: Keco dual motor automatic curtain and electric curtain system with curtain motor KM45B