The voltage in Taiwan is 110 - 120 volts.
There are two different types of electricity sockets and plugs in Taiwan, namely Type-A and Type-B.
(1) Type A - Similar to A, but with a grounding connector.
(2) Type B - 2 parallel flat prongs - "American" type.
If you bring electrical appliances from Europe, Australia or Southeast Asia, you will l need an adaptor or transformer.