Rechargeable Hand Warmer 5000mAh - USB Battery Powered with Carbon Black Pattern - Intelligent Heating & Power Bank Function

The Perfect Thoughtful Gift Idea: Give the gift of warmth and comfort on Christmas, birthday, promotion celebration or any occasion with Lomvset hand warmers - ideal for anyone suffering from Raynaud's, or anyone who loves spending time outdoors

【Intelligent Heating】Stay in charge of your warmth with smart temperature management. Choose from three adjustable levels (40°C to 60°C / 104-140°F). The high, medium, and low settings provide

【Durable and Safe】Diverging from conventional warmers, this model boasts a reusable battery coupled with multiple safety layers. Be safeguarded against over-voltage, over-charging, over-current, and short circuits

【Extra Backup Power】More than just warming, it transforms into a power bank, charging iPhones and Android devices. All in a compact, travel-friendly design