--- product_id: 723259712 title: "DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone" brand: "doace" price: "¥3041" currency: JPY in_stock: false url: https://www.desertcart.jp/products/723259712-doace-350w-voltage-converter-ai-220v-to-110v-converter-50hz store_origin: JP region: Japan --- # AI chip auto voltage & frequency control 20% smaller & 30% lighter design 350W max power output DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone **Brand:** doace **Price:** ¥3041 **Availability:** ❌ Out of Stock ## Summary > 🌍 Power your global lifestyle with smart, sleek, and safe energy! ## Quick Answers - **What is this?** DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone by doace - **How much does it cost?** ¥3041 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/723259712-doace-350w-voltage-converter-ai-220v-to-110v-converter-50hz) ## Best For - doace enthusiasts ## Why This Product - Trusted doace brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power Up More Devices:** 350W capacity supports 30% more gadgets than typical converters, from hair tools to gaming consoles. - • **Safety First, Stress Less:** NRTL tested with built-in protections against overload, overheating, and short circuits to keep devices safe abroad. - • **Travel Light, Charge Fast:** Compact, lightweight design with 7 simultaneous charging ports including fast PD & QC USB for all your essentials. - • **Global Ready with Multi-Plugs:** Includes 4 travel adapters and a 4-foot EU cord for use in 190+ countries—your ultimate international power solution. - • **Smart Voltage & Frequency Control:** AI chip ensures seamless 220V to 110V conversion and adjusts frequency for perfect U.S. device compatibility. ## Overview The DOACE 350W Voltage Converter is a compact, lightweight travel essential designed for U.S. travelers to Europe and beyond. Featuring an advanced AI chip for automatic voltage and frequency adjustment, it supports a wide range of devices including hair straighteners, shavers, and electronics up to 350W. With 7 charging ports (including fast PD and QC USB), multi-plug adapters for 190+ countries, and comprehensive safety protections, it ensures reliable, efficient, and safe power conversion on the go. ## Description desertcart.com: DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone : Electronics ## Features - 🎖️🎖️🎖️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 and 30% Lighter: 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) and 30% lighter weight, weighing only 8.7Oz. 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. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DLN9SRG3 | | Best Sellers Rank | #925,776 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #4,178 in Power Converters | | Brand | DOACE | | Color | Black Red | | Customer Reviews | 4.4 out of 5 stars 13 Reviews | | Manufacturer | DOACE | | Model Number | 70726f65-8325-4ef0-a877-c2437e8e445d | | Number of Items | 1 | | Number of Outlets | 7 | | Number of Packs | 1 | | Output Voltage | 110 volts_of_alternating_current | | Plug Format | Type E , Type F , Type G, Type A, Type I or | | Plug Type | Type E, Type F, Type G, Type A, Type I or | | Total Power Outlets | 7 | | Unit Count | 1 Count | ## Product Details - **Brand:** DOACE - **Color:** Black Red - **Output Voltage:** 110 volts_of_alternating_current - **Plug Format:** Type E, Type F, Type G, Type A, Type I or ## Images ![DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone - Image 1](https://m.media-amazon.com/images/I/61PyPoAk-mL.jpg) ![DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone - Image 2](https://m.media-amazon.com/images/I/71OXarpdW8L.jpg) ![DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone - Image 3](https://m.media-amazon.com/images/I/71CD4lrC-WL.jpg) ![DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone - Image 4](https://m.media-amazon.com/images/I/71J2wHMMt4L.jpg) ![DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone - Image 5](https://m.media-amazon.com/images/I/71q1N8hvrmL.jpg) ## Frequently Bought Together - DOACE 350W Voltage Converter, Ai 220V to 110V Converter and 50Hz to 60Hz Transformer, Power Convert Adapter Combo US to AU, UK, European Travel Plug Adapter for Hair Straightener Laptop Cell Phone - Key Power 230-Watt Step Down 220V to 110V Voltage Converter & International Travel Adapter/Power Converter with USB-C Port 18W - [Use for USA Appliance Overseas in Europe, AU, UK, Ireland, etc.] --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/723259712-doace-350w-voltage-converter-ai-220v-to-110v-converter-50hz](https://www.desertcart.jp/products/723259712-doace-350w-voltage-converter-ai-220v-to-110v-converter-50hz) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-05*