2 in 1 Magnetic Electric Hand WarmerA set of 2 symmetrical hand warmers that can be combined into a palm-sized hand warmer to provide 360-degree warmth for your hands. Magnetic design, you can easily snap the two hand warmers together, you can also use them separately, hold one in each hand, or share the warmth with friends or family when it's cold outside. 2S Fast Heating and 3 Heating LevelsThe electric pocket hand warmer releases heat in just 2 seconds. Heating to 131F/55C operating temperature, 3 levels of temperature adjustable. Choose the most comfortable warmth, allowing you to quickly relieve the cold and experience a warm trip. Longer lasting warmthBuilt-in rechargeable 2500mAh*2 battery, energy-saving battery capacity supports the hand warmer to work for about 8-12 hours, allowing you to stay warm in daily activities without worrying about low battery. (Depending on different heat levels). The reusable hand warmer comes with a 2-in-1 split USB-C charging cable, which allows you to charge two hand warmers at the same time. Ultra-light and ultra-thinThis rechargeable hand warmer is compact and lightweight in design, and can be comfortably placed in your pocket. Each is 1.2 inches (3 cm) thick and weighs only 0.36 pounds. The portable pocket design is suitable for travel, outdoor hunting, golf, hiking, camping, skiing, etc.