Compact io radio receiver/transmitter (as an intermediate plug) for the io control of an external blind drive with mechanical limit switch. Innovative automatic running time setting for commissioning. Feedback on every position (including slat inclination) for flexible automation. Product features: Quick installation between the drive plug (STAS3) of a standard 4-wire 230V venetian blind drive and the power cable (STAK3) Quick commissioning: Automatic running time setting by detecting the end positions (set on the drive). The my favorite position is also preset and can be positioned at any height and approached directly at any time. Operation via Situo Mobile io VB, Smoove Sensitive (selector on mode 3), Chronis io, Telis Composio io, Easy Sun io, TaHoma ® In conjunction with a J4 WT, the drive end positions can also be conveniently set using the radio hand-held transmitter.