Pocket Size Mini USB Hand Warmer Mobile Phone Power Bank Pack

Pocket Size Mini USB Hand Warmer Mobile Phone Power Bank Pack. Quick Charge Support: Features USB interface for fast charging of mobile phones and other devices. LED Display Function: Equipped with LED display to show power level and temperature status. Three Temperature Levels: Offers high, medium, and low temperature settings for customized warmth. Multi-Device Compatibility: Supports reverse charging for phones, PCs, MP3, and MP4 players. Health Benefits: Uses IR heat transmission to promote blood circulation and speed up metabolism. Wide Certification: Certified by CE, CB, TUV, RoHS, and KC for global safety standards. Portable Design: Compact pocket size with ABS and Aluminum Alloy materials for easy carrying.