Chūmén lǚxíng qián, zuìhǎo bádiào jiāyòng diànqì de chātóu.
Before going away on a trip, it's best to unplug your household appliances.
Tips
usage
In speech, on shop signs and in the news the short form 家电 is far more common: 家电维修 "appliance repair". China's big appliance makers include 海尔, 美的 and 格力.
