About this item ??????52% Higher Voltage Converter: The 350W Power transformer is an essential tool for Americans traveling internationally. Compared to typical 230W converter, it can support 30% more devices. The converter compatible with hair clippers, electric shavers, toothbrushes, dental flossing machines, beard trimmers, laptops, breast pumps, nebulizers, CPAP machines, Xbox consoles, tablets, game consoles, TVs, and more. It can even handle many hair straighteners and curling irons under 500W. ???20% Smaller 30% Lighter 10% Less Noise: Who wants heavy, bulky luggage while traveling? Despite offering greater output power, the DOACE power transformer achieves a breakthrough in portability with a 20% smaller size (4.9in * 3.0in * 1.4in) , 30% lighter weight, weighing only 8.7Oz and 10% less noise (About 60DB). Enjoy powerful performance without the extra bulk, making it the perfect travel companion for your adventures abroad. ???AI Voltage Frequency Control Chip: DOACE converter features an advanced AI chip for automatic voltage and frequency adjustment. It converts not only voltage from 100-240V to 110V, but also the frequency from 50Hz to 60Hz. The chip continuously monitors and adjusts voltage and frequency for optimal performance and compatibility with U.S. devices, ensures safe and efficient power conversion, minimizing risks and maximizing reliability. ??????High-Speed Charging Simultaneous for 7 Devices: Equipped with 3 US standard transformer sockets and 4 USB ports, it can power 7 electronic devices simultaneously, ensuring you don't miss out on exciting content while traveling due to charging. Among them, 2 PD ports and 2 QC USB-A ports accelerate charging for your phones, tablets, and other USB charging devices. ??????Global Compatibility: DOACE Travel Adapter Converter includes a 4-foot detachable EU power cord and 4 travel plug adapters (UK, US, AU,EU plug adapters can be used with dual voltage devices under 2000W in all countries), allowing to be used in over 190 countries. No surge protection, the converter can be taken abroad on cruise ship. ??????Choose DOACE Choose Safety - Save Money and Stress. NRTL safety-tested and featuring advanced hardware, DOACE power converter for europe provides complete protection for you and your devices. Built-in overcurrent, overload, overheat, and short-circuit protection ensure that NO American appliances will burn out in any country. ? See more product details *Yes, the converter support 0-500W hair straighteners/ curlings. *Yes, all laptops, tablets, cell phones, cameras can use with this voltage converter in any country. *No, it can't work with high power rating appliances exceed 350W, such as hair dryer, electric kettle, electric pressure cooker and so on.