Read Less Switching energy supplier can be one of the best ways to save money on your gas and electricity bills – provided, of course, you can find a new deal that’s sustainably cheaper.

It supplies a lot of power. This Mophie model has the best AC output of the models we’ve tested, cranking out 174 W to our array of halogen bulbs. This is more than enough power to charge most ...

My team and I have personally tested more than 30 of the best portable power stations - but these are the ones we recommend, wherever you need a reliable power supply. This month, I've re-assessed ...