All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
2PCS version. This version is without pre-soldered header
Low-power SoC equipped with RISC-V 32-bit single-core processor, up to 160MHz main frequency
Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE). 400KB of SRAM and 384KB ROM, and 4MB of onboard Flash memory
Castellated module and onboard ceramic antenna, allows soldering direct to carrier boards. Supports flexible clock, module power supply independent setting, and other controls to realize low power consumption in different scenarios
Integrated with USB serial port full-speed controller, 15 × GPIO pins allows flexibly configuring pin functions. 3 × SPI, 1 × I2C, 2 × UART, 1 × I2S, 2 × ADC, etc.