About this item ??? 100% Pure Sine Wave Upgraded 500W Max Voltage Converter: DOACE voltage Converter is the Game-Changer ? The ONLY 100% pure sine wave mini portable converter on the market. This means the power output from our voltage converter perfectly matches your device's waveform, especial for expensive medical and sensitive devices, ensuring no damage. In contrast, other modified sine wave converters can continuously harm your devices, leading to performance issues or a shorter lifespan. ??? AI Voltage Converter Frequency Transformer: DOACE power Converter Adapter Combo converts not only voltage from 100-240V to 110V, but also the frequency from 50Hz to 60Hz. Available for using any American hair straightener or curling iron up to 500W and other electronics under 350 watts, such as hair clipper, electric shaver, electric toothbrush and dental flossing machine, beard trimmer, laptop, breast pump, nebulizer, CPAP, Xbox, tablet, game console, TV and so on. ?????? 7 in 1 High-Speed Charging Travel Adapter: DOACE voltage converter 220 to 110 is quipped 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 20W ports and 2 QC18W USB-A ports accelerate charging for your phones, tablets, and other USB charging devices, saving almost half of the charging time compared to regular USB ports. ??? Smart Touch Switch Quiet: DOACE 220 to 110 voltage converter is built-in with a touch switch, Long-touch switch to turn on/ off the converter, the transformer automatically blinks and cuts off power when overheating or overloading occurs, once everything is back to normal, it automatically restarts the device, preventing potential damage. Using a silent fan to create a comfortable environment, minimizing unnecessary disruptions. ?????? Global Compatibility: DOACE Travel Adapter Converter includes a 4-foot detachable EU power cord and 4 travel plug adapters (UK, US, AU, IT), allowing to be used in over 190 countries, includes France, Germany, Ukraine, Thailand, Bali, Vietnam, Canada, Mexico, Germany, Japan, China, Korea, India, Italy, Brazil, Europe, Asia, Israel, Antigua and Barbuda, Bulgaria, Cambodia, Dubai, UK, Fiji, Guam, Haiti, Hong Kong, Ireland, Malaysia, New Zealand, Peru, Puerto Rico, Singapore, Egypt, Turkey, and more. ?????? Advanced Safety Features: Protect Your Appliances - 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 *Such as Hair Straightener, Curling Iron, Hot Rollers... *Not available for hair dryer which is higher than 500W. *Such as Cell Phone, Tablet, Laptop, Camera, Bluetooth Headset/ Speaker, Gamepad, TV, Power Bank, Small Fan, Table Lamp, mini fridge, hand mixer, breast pump, nebulizer, fan, Xbox, game console, TV... *Such as CPAP, shaver, electric toothbrush, dental flossing machine, clipper, beard trimmer, mini fridge, hand mixer, breast pump, humidifier, air purifier, nebulizer, white noise machine, DOACE Towel Warmer Bucket... *Not available for electric kettle, hair dryer, pressure cooker, rice cooker which is higher than 350W.