... countries Built in USB Charger. Universal Travel Adapter with Voltage Step Down Model No.:MRJ301AMain Features:1.MRJ301A Smart plugs ... USB Charger.2. MRJ301A steps the wall socket voltage down to 100-120V AC. Ideal for US,Canadian,Japanese,Taiwan,Mexican, ... 250W Continuous.· Wall Outlet Voltage Range:100-120V AC or 200-240V AC. MRJ301A Outlet Voltage Range:100-120V AC. · AC Power and USB Power status ...