Detail Specifications / Descriptions

2000-3 Curtain driving device is composed of the engine,hand control switch,track,tightening cord device,engine mainboard,cross device,gryo wheel and so on.
The track has the gryo wheel,steel wire,cross device,travel switch,main board and so on fittings.
The engine has 40W,60W,90W,120W,it can carry 50kg,70kg,80kg,and 100kg.