Introducing the innovative and versatile Mini Hand Warmer and Power Bank 2-in-1! This new model is designed to keep your hands warm and your devices charged, all in a sleek and compact package. Elevate your winter warmth with our latest Mini Hand Warmer and Power Bank, a dual-function device that combines the convenience of a portable charger with the comfort of a hand warmer. Crafted with an aluminum alloy top and bottom cover, this device ensures even heat distribution and longer-lasting warmth, while its premium appearance adds a touch of sophistication to your daily essentials. Made from abs+aluminum alloy material, measuring 4.13*2.28*1.02inches, this custom mini power bank hand warmer 4000mah. 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.