As a hand warmer, it can toggle between 113 degrees and 131 degrees. It heats very quickly and makes an excellent stand-in for, say, a mug of hot tea. Actually, ...

This mug warmer can keep your mug anywhere between 105 and 149 degrees Fahrenheit with three temperature settings. It also has an auto-shutoff that will save you energy, and it's water-resistant ...

You can also get cozy with a hand-warming mouse, a mug warmer, ... A mug warmer will keep your coffee, and you, warm all day long. Amazon sells this mug warmer for $17.99. Amazon ...

Hand warmers are also ideal for when you're travelling, offering a fast way to warm up your hands on the go. Some models come with extra features like a torch and a USB port for charging your phone.