1)voltage:120V 2)frequency:60HZ 3)certification:CUL(UL+CSA) Features: Dual Power SettingsTechnical data: Voltage:120V ~60HzPower:1350WTemperature& Air Flow:1: 350°C 300L/M2: 550°C 500L/MCordset:SJTW 16AWG 2/C, 2meters ; UL polarized plug.Certification:CUL (UL+CSA)