It's super simple. Unroll it and lay it flat on your desk. Plug the cable into the unit on the hand warmer and plug the other end into the wall. Turn it on using the touch activated control and select your desired heat level. This means it costs less than 0.02 an hour to run, even at the highest heat (calculated using an average electricity price of 20c/kWh). ATTENTION:making your body warm in the winter,but som details have to pay attention:don't put anything easy to be litten or easy to be damaged by hot temperature such as laptop,table ,battery and so on.or some other device which will be affacted on the function(contained some keyboard) ,or other things which can not accept high temperature for long time ,pls take the plug out when you don't use it ,we matched the 20v Dedicated transformer,so pls don't use other transformer which not confirmed You’ll feel your hand warmer beginning to heat almost instantly and it will fully warm up in under 15 minutes. using it on a glass desk or table. Putting the warm hand warmer on cold glass can cause thermal fracturing. It hasn't happened to us in testing, but that doesn't mean it can't happen. So probably not a great idea.

safe and assured 】desk mouse pad has waterproof surface and does not leak electricity. products with short circuit, self-limiting temperature protection device. make it more secure, more assuredThe USB Optical Heated Mouse heats up to 120°F within minutes. The downside to this option is that, unlike other heated mouse pads, such a mouse warms only your palm, not the whole hand and wrist. But it gives you freedom of movement without being dependent on the pad. multi-function use】gaming mouse pad / hand warmer. multiple use as mouse pad, warming desk mat, foot mat, cat's sleeping mat. use on multiple occasions such as working, midday rest in home a. a good choice of winter warmer While these rechargeable hand warmers may come with a short charging cable (only 7 inches long) and take a while to charge, you cannot beat the extensive battery life. Once charged during our testing process, these hand warmers were at full battery strength throughout the entire testing period without needing to be charged again.

Arthritis pain can sometimes make it difficult to perform day-to-day activities, but the right hand warmer might be able to bring some relief and improve the function of your hands. In fact, Gupta indicates that the heat from hand warmers may be therapeutic for those with arthritis and other similar conditions. Rennier Alejandro Martinez, MD, a board-certified surgeon who specializes in vascular surgery at Baptist Health

What are the different types of hand warmer?

Catalytic hand warmers - Catalytic hand warmers require either charcoal or lighter fluid to generate heat. While they can offer significant heat retention, they can be a faff to activate and as such, many are being phased out and replaced with rechargeable battery-powered options.