The local voltage in Hong Kong is 220V and 50 Hz AC. The plug / socket system is a 3-rectangular-pin type. Most electronic goods sold in Hong Kong have a universal switch allowing you to adjust the voltage to your requirements. Inexpensive plug adapters are widely available in supermarkets.
There are a lot of electrical chain stores in Hong Kong selling electrical appliances of high quality, hi-tech and low price.
Broadway
For enquiries, call 2506 1330 or visit, http://www.ibroadway.com.hk/ Fortress
For enquiries, call 2555 5788 or visit, http://www.fortress.com.hk/ Chung Yuen Electrical Co. Ltd.
For enquiries, call 2359 6333 or visit, http://www.cyeshop.com/ Oregon Scientific
For enquiries, call 2303 1889 or visit, http://www.oregonscientific.com.hk/