Capacity:1200/1400kg,Lifting Height:1400-4000mm,Straddle leg as option 1.Electronic power steering system 2.Two-way magnetic valve,three drop speed mode. 3.Drive unit floating bodies with patent design. 4.AC driving system,no carbon brush,maintenance free. 5.USA CURTIS driving controller. 6.Automatic lifting limit,proximity switch. 7.Cuve automatic deceleration devices,more safer. 8.Goods high position,vehicle automatic deceleration. 9.Stepless speed control system,safe and quiet.