World Wide Input Voltage 100-240VAC 50/60Hz. New Global 19V 7.1A 135W AC / DC Adapter Compatible with Acer Aspire AZ1620-UR31P 20' AZ5771-UR20P AZ5771-UR21P Z3770 ZS600 Z5770 Z5771 ZX6970 ZX6971 AZ SERIES AZ5700-U3112 AIO AZ5700-U2102 AZ3731-UR21P All-in-One Desktop PC 19VDC Power Supply Cord Cable PS Battery Charger Mains PSU Compatible with: Acer Aspire Z3770 ZS600 Z5770 Z5771 ZX6970 ZX6971 AIO All In One PC ; ACER AZ SERIES AZ5700-U3112 AIO AZ5700-U2102 AZ3731-UR21P All-in-One Laptop Notebook PC; Acer Aspire ZS600 AZS600-UB34 AZS600_Pt AZS600-UR15 AZS600_P Z5600 23' All-in-One PC 19VDC Power Supply 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.