Given how regularly our kettles get used, it’s worth thinking about what features you want and those that you can pass by. Here are the key things you need to consider. We advise people to buy electronic goods from reputable retailers and to stop using them immediately if their chargers are showing any signs of heating or damage." Good smoke detectors warn you early when there's a real fire and give you time to escape - here are the best smoke alarms.

Variable temperature kettles can heat the water to different temperatures to provide the best results when brewing different types of tea and coffee. It’s a handy feature if you like to drink more delicate herbal and green teas, which should be brewed below boiling, at around 80C.The best way to protect you and your family from potentially dangerous goods is to buy from a reputable retailer.' Should you charge your phone overnight?

Direct lightning strikes can also produce huge surges from up to 2km away. Surges can be induced in cabling systems, even when there is no direct connection to the point of a lightning strike. Dome-shaped kettles look more like traditional stovetop models. Electric dome kettles often have lift-off lids, which can be a bit more fiddly than flip-top models to use, and these kettles usually have a smaller water capacity. Their handles are often located on top, too. A surge protector can absorb only so many surges before it stops functioning. Although it's practically impossible to tell exactly when this happens, the longer it's been used for the more at risk you are. If it's absorbed a serious power surge you should always replace it immediately.Most kettles have this clearly visible on the exterior but some are more awkwardly placed, such as behind the handle. Kettles with large viewing windows are best if you want to know exactly how much water is in the kettle at any time. There are finer details to think about too, which can make a real difference when you’re using your kettle day in, day out: