Heated Computer Mouse Pad Hand Warmer: USB Hand Warmers for Computer | Removable Heating Element | 3 Temperatures/Time Limits | Roomy, Hand-Warming Mouse Pad for Men and Women

Product Information

Unlike conventional space heaters, no energy is wasted spinning fans, heating exposed elements or making noise. You’re starting a chemical reaction to generate heat, and it can’t be stopped until the fuel or oxygen runs out. As implied in the video below, it’s easy to spill lighter fluid when poured too quickly, so take your time. They had to warm up so that the organist could practice – that is, so that the organist could keep his hands warm. In energy terms this uses as much as three 24 inch monitors and crucially uses too much power to be fed off a wide range of USB ports,e.

I suffer from Raynauds and even on mildest of autumn / winter days from September to April I can sit in my office with cold, numb, and white fingers despite my whole body being warm. To enable personalised advertising (like interest-based ads), we may share your data with our marketing and advertising partners using cookies and other technologies. The buttons are identical and are located on either side of the device, so it’s easy to press the wrong one when you’re fumbling with it in your pocket. I do a lot of literature artworking and my fingers would be frozen stiff after an hour or so of work. And as Wirecutter readers have noted, you can stop the reaction by starving it of oxygen—sealing the warmer in a plastic bag, for example.

To maintain consistency, we ran these tests at a common temperature that all of the hand warmers could reach.

It features a heat-dissipating cast aluminum frame surrounded in an insulating cover to protect the user when handling the powered-on device. If you aren't 100% satisfied with your purchase, please let us know and we'll do everything we can to make it right. The difference is night and day, the heat isn’t overbearing and doesn’t get so hot that you have to turn it off and back on every now and again but it just gives your hands the feeling as though it’s a normal summer’s day with a constant measured temperature all day long.If you need a really long run time or the ability to reload your hand warmer when you don’t have access to electricity, we recommend the Zippo 12-Hour Refillable.