-500W AC Automatic Voltage Regulator -Servo control,single phase -110V & 220V outlet -10years experienc -CE,ISO9001 approved [RAGGIE]SVC-500VA Servo Motor Control Full Automatic Voltage Regulator Features ... ,SVC-1000VA,,SVC-1500VA,SVC2000VA,SVC-3000VA,SVC-5000VA,SVC-8000VA,SVC-10000VA Technology Servo Motor Control Display Meter Input voltage,Output voltage ...