Description: FUNPRO voltage converter provides stable and reliable 60Hz pure sine wave output anytime, anywhere. Whether you're traveling, working internationally, or living abroad, it ensures your electronic devices operate normally, letting you rest assured without worrying about voltage and frequency mismatches. 7 in 1 Multiple Charging: Combines 4 USB ports (2 USB-A ports, 2 USB-C ports), and 3 AC outlets, allowing simultaneous charging for up to 7 different devices. Say goodbye to the hassle of carrying multiple chargers when you travel – worry-free on the go! Step Down Voltage 220V to 110V: Converts Overseas Voltage (110V-250V) to U.S. Voltage (110V), Equipped with four different plug adapters, allows you to use your straightener, curling iron, electric shaver, and other appliances in over 250 countries worldwide.(Note: Supports up to 350W Max) USB Fast Charging: The USB port provides a maximum output of up to 20W, enabling fast charging for your smartphone, smartwatch, iPad, and more. With over 50% faster charging speed compared to other conventional chargers, it offers you an efficient and convenient charging experience. Comprehensive Overload Protection: FUNPRO voltage converter features six types of overload protection, including overcharging, overpower, overcurrent, overvoltage, temperature, and short-circuit protection. In any situation, the product intelligently identifies and promptly cuts off power to ensure the safe operation of devices, providing users with comprehensive and reliable power protection for added peace of mind.