World Wide Input Voltage 100-240VAC 50/60Hz. New Global 19V AC / DC Adapter Compatible with DT Research DT519S DT594S DT594SU Integrated LCD System 19VDC DC19V Power Supply Cord Cable PS Battery Charger Mains PSU Charger/Adapter has total 10 Ft Long power cord. Safety Features: Over current protection; Total power protection; Over voltage protection; Short Circuit Protection. Manufactured with the highest quality materials. Certification: FCC, CE and RoHS.