Universal World Wide Travel Charger Adapter Plug, White | Book-A ...

I did not have to use this much in China as the hotel I was staying at (a Mariott hotel) had several options on the wall plate that allowed me to use American plugs. Regaring power transformers: Most of Asia uses 220 â€" 240 Volt circuits. ... I purchased the adapter to use on a trip to the UK with my cell phone, laptop, and camera battery chargers and a travel hair straightener â€" all dual voltage and so not requiring voltage converters, but only plug adapters. ...