For serious tea drinkers, a variable-temperature ... look no further than the Cuisinart Perfectemp Cordless Electric Kettle. While most kettles I tested needed more than three minutes to boil ...

This electric glass one from Salter ... Keep water hot for longer with Cookworks 1.7L cordless kettle, which comes with a ‘keep warm’ function to prolong tea-making time.

And while the base of the appliance needs to stay plugged in during the heating process, the kettle itself is cordless ... Electric Kettle, stating that it’s “great for my coffee and tea ...