【2 IN 1, Double the Warmth】Synthesized into one or use separately, switch freely with the scene. Combined, you can enjoy all-round warmth from palm to fingertips. Use separately, you can warm both hands at the same time. 2 pack hand warmers, giving you double the warmth.(Patented product, Pat. US11916334)

【Powerful & Durable】3 heating levels can be selected with just a simple button. Whether it's windy, raining or snowing, there's the right temperature rating to keep your hands warm. The 2000mAh*2 capacity battery can last up to 12h*2 of warmth.

【Safer】 Equipped with 6 Safety Protection Technologies, it has passed nearly 100 safety tests. Precise Temperature Control System and more advanced safety features to give you peace of mind when using it. Products have passed UL, CE, MSDS, FCC certification, etc., warm and worry-free.

【Best Gifts for Winter】 This is a must-have to get through the cold winter. Perfect as a warm gift for men, women, seniors on Thanksgiving, Christmas, Birthday, Valentine's Day, surprise and love to anyone you care about.

【More Practical Design】 Double the heating area, especially suitable for the hyperthermia needs of patients with Raynaud's arthritis. The ergonomic design can be held perfectly in your hand and easy to carry to anywhere. Perfect for outdoor sports, camping, hunting, hiking, golf.

【Professional charging design, saving simple and more convenient】We provide 2-in-1 USB-C charging cable for our products. Simple, convenient, and more practical, you can charge two hand warmers at the same time without an additional charging cable. In order to facilitate your travel use, the charging power of the product is 5V2A, no matter you are in the U.S. domestic or traveling abroad can be normal charging use.