Unique Design: Our hand warmers feature a distinctive and portable design, optimized to keep your hands cozy and warm during camping, hunting, golfing, and other outdoor activities. 2-in-1 USB Rechargeable Hand Warmer: Compact with snap closures, these hand warmers can be used individually or together. Conveniently charged via USB port, ensuring they are always ready when needed. For Men & Women: Packed in an elegant gift package, these battery-powered USB hand warmers provide reliable protection against winter chill. An ideal gift for Christmas or cold seasons, warming not only hands but also hearts. Battery Operated & Reusable: Reusable hand warmers powered by a rechargeable battery eliminate cold hands effectively. Cost-effective and convenient, they make a great gift for hunters, runners, hikers, or anyone facing freezing winter conditions or enjoying outdoor adventures. Adjustable Temperature Levels: Five adjustable heat settings (40°C, 45°C, 50°C, 55°C, 60°C) make them suitable for individuals needing heat therapy or those simply wanting to keep their hands warm. Color: Black Material: ABS + aluminum alloy Size: 104.3 x 55.4 x 28.2 mm Package Contents: 1 x Hand warmer power bank 1 x Charging cable 1 x Storage bag 1 x Instruction manual in Chinese and English Note: The package includes only the items listed above. Other products are not included. Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement error is +/- 1-3 cm.