... tubular motor for roller blinds, screen, venetian blinds and canopy, Remote control function with built-in receiver, motorized blinds for offices, hotels ... more conveniences to installing and test;5. Quiet design with noise less than 46dB.Specifications:Votage: 230V or 120V ... : KECO Remote control tubular motor KT45E15/30 with built-in receiver, electronic limit for motorized roller blinds and screen