... China. CERTIFICATIONSCE,ISO2000:2008OEM,ODMYESWARRANTY1 YEARAC MOTOR INCLUDEMOTOR,PUSH BUTTON,LOCK BOX,BRACKET SYSTEMAC MOTOR CONTROL SYSTEM20 PICS ONE CARTONAC MOTOR OPTIONALREMOTE ... ,CONTROL SYSTEM,BACKUP BATTERY, BRACKET SYSTEMAC&DC MOTOR OPTIONALPUSH BUTTON,LOCK BOX, INFRARED SENSOR, ALARM SYSTEM.AC&DC MOTOR LOAD CAPACITY420-450 ...