... . Controlling single or double-leaf is optional4. one control unit for two motors, control panel are available to photocells, loop detector, IC ... easily and intelligent ,imit waysFull Set ( two motors, one control box, 2 remote controls, mounting accessories)each pc arm could ... voltage:24VDC,Power of motor:40W*2Current:3.0A 2.5A ,Rotational speed:3200RPMRod's running speed:1.6cm/s,Rod' ...