Voltage: Croatia uses 230V, 50Hz AC current. Plug Types: Type C (European two-round-pin) and Type F (Schuko) are standard. Adapters: Visitors from UK, US, Canada, Australia need voltage converters and plug adapters. European visitors with Type C/F plugs need no adapter. USB Charging: Most hotels and cafes provide USB charging ports. Power Banks: Recommended for day trips to islands and nature parks. Electronics: Laptops and cameras use universal voltage converters; check device specifications before using.