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The DOACE 350W Voltage Converter is a compact, AI-powered travel adapter designed for US travelers visiting Europe and over 200 countries. It supports up to 350W devices, automatically converts voltage and frequency for US appliances, and features 6 simultaneous charging ports including fast PD USB. Lightweight and portable with interchangeable plugs, it ensures safe, reliable power conversion with built-in protections, ideal for laptops, CPAP machines, and styling tools under 500W.











| ASIN | B0DWK3679W |
| Best Sellers Rank | #14,116 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #58 in Power Converters |
| Customer Reviews | 4.5 4.5 out of 5 stars (407) |
| Date First Available | May 5, 2025 |
| Item Weight | 14 ounces |
| Item model number | 4b8e2513-f460-43e8-994b-c867fabafae2 |
| Manufacturer | DOACE |
| Package Dimensions | 7.17 x 3.74 x 2.32 inches |
Z**K
Good travel voltage converter
Good travel voltage converter. Compact, easy to use, and comes with multiple plug adapters. The USB and USB-C ports are very convenient for charging phones and small electronics. Works well for low-power devices like chargers, toothbrushes, and laptops. Not suitable for high-wattage appliances despite the 350W rating. Overall reliable if used within its limits
E**E
Very convenient, best converter
This travel converter is a lifesaver for trips abroad! It handled my laptop, electric toothbrush, and even my flat iron without any issues—way more powerful than the basic converters I’ve tried before. The automatic voltage switching is seamless (no manual buttons or switches), and it’s surprisingly compact and lightweight for the performance. Barely makes a sound, and stays cool even after hours of use. Only downside: won’t work with high-wattage hair dryers, but for everything else, it’s reliable and worry-free. Perfect for frequent travelers who need dependable power on the go! Also super easy to switch adapter
M**.
Compact, Reliable, and a Lifesaver for International Travel! 🌍⚡
I took this DOACE 350W Travel Power Converter on a recent trip to Europe, and it absolutely delivered! Compared to my older 230W converter, this one handled more devices at once, including my electric toothbrush, CPAP machine, beard trimmer, and laptop—all without a hitch. What really impressed me: Excellent Value for Money: For the price, you're getting a converter, adapter set, and charging hub all in one. I would’ve spent double buying these separately. It’s truly a smart investment if you travel even once a year. Compact & Lightweight: It easily fit into my carry-on, and at just 7.9oz, I barely noticed it was there. Super Versatile: With 2 U.S. outlets + 4 USB ports (including PD & QC fast charging), I could charge everything from my phone and tablet to my gaming console—all simultaneously. Smart Voltage & Frequency Control: No buzzing, no overheating, and my electronics worked exactly as they should thanks to the AI-powered 100–240V to 110V conversion with 50/60Hz adjustment. Global Compatibility: It comes with interchangeable plug types and worked flawlessly across Italy, Germany, and the UK. Built-in Safety Features: No issues with overheating or overloading. And when I once plugged in something too powerful, the flashing lights alerted me right away—very smart and easy to reset. ⚠️ Just a heads-up: It's not meant for heavy-duty appliances like hair dryers or kettles. But for everyday electronics under 500W, it's perfect. Final Verdict: With everything included—adapters, advanced safety, and multi-device charging—this is a highly affordable, all-in-one travel essential. I’d buy it again in a heartbeat.
M**N
Amazing Light and universal voltage converter
Great voltage converter and adapter. I’m in Seoul and I’m charging 2 phones , my tablet and my watch simultaneously. Small and very light! And it comes with a range of adapters so that it’s good for anywhere. Couldn’t be more pleased.
H**L
Perfect for traveling
This Doace power converter is perfect for me I travel for work and no matter where I am home or abroad it never fails ,I love that it comes with various charging ports and outlets, which allows me to have different devices working at once.the price is right and it's super convenient.
D**D
Revised review - from 3 to 5 STARS!!
Revised review 5 STARS! After a disappointing first experience, the excellence in their customer service in replacing the item so I could try it again gave me a chance to review the product again. This time it worked perfectly! I only wish I had contacted them while on my trip when it failed the first time as I'm confident they would have helped me get a new product quickly to make my travels seamless! Original review (3 STARS) I wish I could separate customer service rating from product rating when giving stars. Since I can't, I did a middle of the road. Customer service is FIVE STARS! I had to go through the seller and manufacturer for a return as the product failed on a two month trip and I wasn't able to return it in the Amazon window. The customer service team responded promptly and professionally with care. They refunded my Amazon account in full including tax. However, I give the product itself ONE STAR. I really hoped this would be the all-in-one converter I needed for my travels. Unfortunately, it failed after only two weeks of use in New Zealand while just charging my phone and watch. I heard the fan come on a couple of times and wasn't worried about it. Then in the middle of the night, my phone kept dinging as if I was plugging it in and unplugging it over and over again. It appeared to be shorting out or something and by morning was not working at all. I love the idea of the product with the USB and USB-C ports included as well as the voltage converter. I wish it had worked for my trip.
K**N
Literally the only charger I needed for my whole Europe trip!
Okay, so I bought this for a two-week trip to Spain and was a little worried it wouldn't handle all my stuff, especially my hair straightener. I've had converters in the past that just couldn't keep up. This thing was a total workhorse. Every night, I had my laptop, phone, and watch all plugged in and charging at the same time, and it didn't even get warm. The fast-charging PD port is legit - it juiced up my phone super quick before we'd head out for the day. But the real test was my hair straightener, and it worked perfectly! No weird noises, no overheating, nothing. It just worked like it was plugged in at home. What I really loved was that it's all one piece. I didn't have to carry a bulky converter brick AND a bunch of separate plug adapters. You just slide out the right prongs for the wall, and you're good to go. It's a little bigger than a standard USB wall charger, obviously, but considering it's a converter and a multi-port charger in one, it actually saved a ton of space in my bag. Felt solid and well-made, too. If you're traveling to Europe and are on the fence, just get this. It's a fantastic all-in-one solution that takes all the guesswork out of your electronics.
Trustpilot
5 days ago
2 weeks ago