Compact, thoughtfully designed and super effective, this USB rechargeable model from Unigear is really impressive for the money. Charging in two to three hours, it heats up in just three seconds and stays warm for four to eight hours. We like the easy-to-read screen that shows you at a glance how much charge you have left, and the temperature range (from 35 to 55°C). When you are relying on rechargeable hand warmers to keep your hands warm during cold temperatures, you need to make sure they have sufficient battery life—especially if you are going to be using them for an extended period of time. You also may want to consider how long they take to charge. The only downside to these rechargeable hand warmers is that they do not have a carrying case or lanyard. But we felt all the other cool features make up for this slight inconvenience. Hand warmers can grow as hot as 95 to 150 degrees Fahrenheit, depending on the brand and type. Some, like Ocoopa’s Rechargeable Hand Warmer, also have settings that allow you to adjust the level of heat, so you can find one that feels comfortable and not too hot. Most electric hand warmers and gloves have three levels of heat, but some have up to six. Be mindful of how hot your hand warmer is getting over time to avoid burns.

This is not intended to be a full statement of your rights under the Consumer Contracts Regulations. Full details of your rights are available from your Local Authority’s Trading Standards Office. How To Return A Product Then, we researched dozens of hand warmers from the most trusted and popular brands. We considered the type of warmer, the quality, and the price. We also evaluated them based on size and weight, heat duration, heat source, maximum temperature, and how much time they take to charge. Ergonomically designed and originally made for people who suffer from Raynaud’s syndrome, the Hotrox Rechargeable Hand Warmer sits comfortably in the curves of your hand. Another hand warmer that does double duty, it also allows you to charge your mobile if your battery runs low when out and about. Make sure [you buy from] a reputable manufacturer,” suggests Wunderman. “This is important for anyone buying a rechargeable hand warmer or any heated accessory or apparel. If the manufacturer takes shortcuts in the materials or production process that could result in overcharging or overheating or can’t be found to stand by a warranty on the unit, it’s not worth the savings.”

Overall, these hand warmers are reliable and extremely durable. They would make a good choice if you want to give hand warmers a try without spending a lot of money.

We tested different rechargeable hand warmers through at-home testing, but only eight performed well enough to be included in our list of favorites. Our testers did have some positive comments about the following models but noted that they fell just short in a few key areas. The Firecel+ also includes an LED flashlight with five different modes and a battery that can fully charge two devices, like a phone or an MP3 player. While it is more expensive than other warmers on our list, the additional features make it a great option for those who want to stay safe while hiking, especially in low light conditions. Karecel Hand Warmers Rechargeable: This dual-sided hand warmer stayed warm throughout the testing and had three temperature settings, but it was uncomfortably hot at times. The heat produced was also inconsistent, with it frequently appearing warmer on one side than the other. People with arthritis or any type of muscular injury can benefit from hand warmers,” says Gupta. “The heat dilates or opens the blood vessels allowing more blood flow and delivering more oxygen and nutrients to the tissues.” You can also select a convenient day to receive your delivery by choosing a named day delivery (delivery on working days only).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. That said, these gloves run a bit big and may not be suitable for small hands, especially if you intend to use them for sports like cross-country or downhill skiing. They also have a large power button that is located on the front of the glove that could get pushed by accident during vigorous outdoor activities. They’re also pricey, which might be worth it if you use them frequently, but for occasional use, it’s probably not worth it. When buying rechargeable hand warmers, [you want to be sure] the delivery of consistent, reliable heat is equally dispersed through the hand and not arising from a single point,” says Rennier Alejandro Martinez, MD, a board-certified surgeon who specializes in vascular surgery at Baptist Health. “Also, ensure it is portable so that it is easy to carry around. The easier it is to carry, the more likely patients will use them as often as they need to.” Compact, slim and incredibly simple to use, these air-activated hand warmers can provide up to eight hours of comforting warmth to keep those frosty fingers at bay. Just team with the best thermal underwear for women and you're all set for your outdoor adventures. For a reusable option that doesn’t require electricity, we recommend Zippo’s Refillable Hand Warmer. Because it runs on lighter fluid, once you fill it up and light it, it stays warm until the fluid runs out about 12 hours later. This warmer is a great option for cold weather walking or camping, when you might not have access to electricity, since it’s easy to refill on the go.

They’re also the best option when you can’t recharge a battery, like during a camping trip. Hot Hands are air activated and TSA-approved. But they do take 15 to 30 minutes to heat up, which is longer than other warmers on our list. And as an added bonus, they have a flashlight that comes in handy if you want to use your hand warmers while outside, such as while camping or walking the dog. You can even use the device’s USB port to charge your phone. Verywell Fit articles are reviewed by board-certified physicians and nutrition and exercise healthcare professionals. Medical Reviewers confirm the content is thorough and accurate, reflecting the latest evidence-based research. Content is reviewed before publication and upon substantial updates. Learn more. NavYash Gupta, MD, FACS,associate professor of surgery and clinical chief of vascular surgery at Cedars SinaiSnow Deer Electric Heated Gloves: While these gloves are made of good-quality waterproof material, and the heat radiated beautifully throughout, the battery is short-lived, lasting only about two hours. Additionally, the instructions were not very intuitive, and the positioning of the fingers inside the glove is a cross between a mitten and a glove, which can be awkward. I used my portable hand warmer when I went to a Notre Dame game recently,” says Bring. “It was cold—probably about 7 degrees outside and even colder with the wind chill. But my hands stayed warm even though I was out there for more than eight hours. Hand warmers also can prevent cold injuries when you are going to be in extreme conditions for an extended period of time.”