Features: USB Double sided heating and hand warming power dualpurpose, can charge mobile phones and warm hands, solvingthe problem of cold winter. Double sided heating, efficient heating; Adjustable temperature to meet different needs; Large capacity 5000mAh for long-term use; Small and portable, keep warm anywhere. Office worker students, and elderly people who often feel cold in winter are particularly suitable for outdoor activities, offices, schools, and other places to use. In outdoor activities such as camping, hiking, etc; In indoor places such as offices and schools; When traveling in cold weather, such as shopping, traveling, etc. Specifications: Material:ABS Size: As pictures Connection:USB Battery:approx 5000mAh Color:Blackish Green/Pink/Black/ Gray Features: Double Sides Heating 5Heats Led Display Quantity: 1PC Note: Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1PC Mini Hand Warmer (other accessories demo in the picture is not included.)