Rechargeable Hand Warmer Portable Digital Fast Heating Electric Hand Warmer for Winter . HAND WARMER 45C USB Feature: 1. Temperature display: When the electric hand warmer is turned on, the high temperature transmission displays 60 degrees Celsius, and the low temperature transmission displays 45 degrees Celsius. 2. Compact and portable: The cordless hand warmer is small and heavy, so you can carry it in your hand without taking up too much space. It is easy to carry and use, and can also be inserted directly into your pocket. 3. Fast Heating: The pocket USB heater can heat up for 3 seconds, then reach the peak after 30 seconds and constantly maintains a temperature of 45-60 degrees Celsius, which will keep you warm. 4. Gifts: The electric hand warmer is great for warm gifts for dear family and friends so they can feel the warmth in winter or as a surprise for them. 5. Soft Adhesive: The arms on both sides of the electric hand warmer are made of environmentally friendly soft adhesive that will make you feel soft when you put it in your pocket or hold it in your hand. . HAND WARMER 45C USB Specifications: Item Type: Electric Heater Hand Material: ABS, Aluminum Alloy Battery Type: Lithium-Ion Battery (Built-in) Battery capacity: 6000 mAh Height: approx. 99 mm / 3,9 inch Width: approx. 40 mm / 1,6 inch Extend shoulder size: approx. 65 mm / 2,6 inch Maximum distance between ear cups: approx. 79 mm / 3,1 inch . HAND WARMER 45C USB Package List: 1 x Electric Hand Warmer 1 x Charging Cable . HAND WARMER 45C USB