... /sClsosing speed10cm-45cm/s10cm-43cm/sHold on time:0-9sMotorbrushless 24 volt DC,55W ,50db with high speed,high torque 2500r ... ,55W,bruthless2Control unit1pcMicrochips, Toshiba MCU3Remote controller1set1 receiver,2 transmitter , 4Radar2pcsBEA,24.125HzTwoMechanism1Track1pc3mm thickness2Carriage4 setsGalvanized and adjustable3Tooth belt1pcfiberglass tensile,nylon surface, 7m ...