All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Operating Voltage: 3 - 24V; Sound output: 85dB to 95dB
Max Current Rating 10mA; Frequency 3300±500Hz
With 2-wire lead cable, convenient to use
Active piezo electronic buzzer module support DC 3-24V wide voltage power supply.
This active buzzer widely used in computers, printers, copiers, alarms, electronic toys, automotive electronic equipment, telephone, timer and other electronic products as a sound device.