... is 5.5 meter.5: one motor can realized the blind turn up or down.Control methods:1: ASK, INF transmitter2: ... realized by clock, light, wind.5: can realized one motor control or more motor control Used location:Used for family, hotel , villa, meeting roomUsed ... realized by clock, light, wind.5: can realized one motor control or more motor control Used location:Used for family, hotel , villa, meeting ...