Voltage: Thailand uses 220 volts, 50 Hz (not compatible with 110V American appliances). Transformers or voltage converters are necessary for foreign electronics.
Plug Types: Thailand uses Type A (two round pins), Type B (two round pins + ground), and Type C (two small round pins) sockets. Type A is most common. Type F (two round pins, contact grounding) appears in some locations.
Adapters & Converters: Universal adapters are readily available at electronics shops and convenient stores (7-Eleven). Purchase upon arrival if not bringing one. High-wattage appliances require heavy-duty converters.
Power Reliability: Power is generally reliable with rare outages. However, during rainy season, occasional short outages occur. Hotels provide 24/7 generator backup. Carry portable chargers for essential devices.
Charging Facilities: Most accommodations, cafés, malls, and shopping centers have charging outlets. USB charging ports are increasingly common in hotels and public spaces.