Stay warm and powered up with our latest innovation in personal comfort and convenience ?C the Mini USB Portable Hand Warmer and Power Bank. Easy to recharge with any USB port, ensuring you’re always ready for a warm-up or a power boost. This compact, multi-functional device is designed to keep your hands toasty and your devices charged, all in a sleek and portable package. Enhance your brand presence with a customizable logo option. Perfect for corporate gifts, promotions, or personalization. Made from abs+aluminum alloy material, measuring 4.25*1.77*2.95inches, this custom rechargeable hand warmer power bank 3600mah. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: Compact size, lightweight, easy to carry.