Rechargeable Hand Warmers - 5200mAh, Single/Double Side Heating, Energy-Efficient, Electric Reusable Portable USB Heater - Ideal Tech Gift for Outdoor Activities, Hunting, Golf, Camping, Heat Therapy, 1 Pack

Powering Net Zero Future: Start with  Eco Series hand warmer to help tackle the climate crisis. Everyone can help our planet by take one little change and action.

Energy Efficient Hand Warmer: Choose single-sided heating, or double-sided heating according to your needs. Single-sided heating can save up to 50% of energy. 3 levels of temperatures 95-107°F/104-118°F/118-131°F available.

Ultimate Comfort：Made of high-tech aircraft-grade aluminum and ABS material, thousands of polished exterior material, smooth and warm, portable and compact as well anti-slip.

Rechargeable Battery: Use lithium battery with USB-C charging port ensures reusability. It also can be used as a backup power bank to charge your electronic device.

Tech Gift: A great tech gadgets to beat a cold winter, especially for raynauds arthritis sufferers for heat therapy needs.