curve door, 2years warranty. brushless DC Motor,low price. Main parameters for curved door, ModelSD100SD150SD200Door rangeSingle-leaf doorDouble-leaf doorSingle-leaf doorDouble-leaf doorSingle-leaf doorDouble-leaf doorDoor leaf weight100kg*190kg*2150kg*1135kg*2130kg*1110kg*2Door width700 1300mm700 1100mm700 1500mm700 1300mm700 1300mm700 1100mmOpening rate100 550mm/s (Adjustable)Opening hours0 9secondsMotorDC24V Brushless DC Servo MotorReducerWorm as a whole sealed structureSupply voltageInput AC180-250V; 50-60HzAmbient temperature-20 50°CManual pushing force<100NPower consumption<150WPower failureback-up systemSelective accessory:DC24V7AH* BatteriesAdaptive accesscontrol systemSelective accessory:credit card machine,induction cardmachine,remote control motor lock,access control network host.Optional accessoriesSelective accessories:Security light,remote hand-voltage switchgear Features:Adpot german high tech, passed CE and ISO 9001-2000.Using brushless DC Motor, 2 years warranty. *Intelligent control system with variable adjustable parameters. *Drive equipment with low noise, easy installation. *Advanced brushless motor and worm wheel reducer are integrated,with lower consumption,energy saving, high efficiency, great torque and long life. *the door can be opened or closed or half opened by remote control, password swipe card reader,microwave sensor.body sensor, switch button. *The door can be opened or closed all the time. * The control device will be alarmed,when someone force to open the door. * The magnetic lock can be installed, make more secure. *Safety beam protects the guest from bumping the door, safety and reliable. *optional backup battery can ensure the normal operation when the power failure