... can be used in motor curtain,motor sunshade,motor screen,low-power motor door. Motor Wireless ControllerProduct Model: DTY820PC(M2 ... )The latest Digital Display Function, and wireless intellective remote control system.1. American 58P20 microcomputer ... is used for electric curtain, electric sunshade, projection screen; low power garage door etc. Motor Wireless Controller(DTY820PC M2)