Features： 1、Portable and Rechargeable: Made of polished ABS material, this handheld warmer is portable and rechargeable. Comes with a storage bag, this hand warmer is for your winter on the go use. 2、Fast Heating and Adjustable: The electric hand warmer can quickly heat up to 60 degrees Celsius within 5 seconds and offers 3 heating levels (45 55 65 degrees Celsius) to meet your different needs. 3、Double Sided Heating: Designed with double sided heating, this hand warmer can improve circulation and prevent cold fingertips in winter. 4、Large Capacity and Long lasting: With a 6000mAh capacity, this hand warmer power bank provides up to 8 hours of continuous heating. It can also be used as a portable power bank to charge your electronic devices such as phones, and tablets. 5、Safe to Use: The hand warmer features an LCD screen and temperature sensor, providing intelligent protection against overheating, overvoltage, and overcharging to ensure safety. The LCD screen displays the current temperature and remaining battery capacity. 6、Easy Operation and Gift Choise: This hand warmer features one button control, providing you a warm and hassle free outdoor experience. And it's also an gift to loved ones for camping, fishing use. Specification： Item Type: Electric hand warmer Material: ABS, metal Weight: Approx. 168g / 5.9oz Battery: Built in 6000mAh lithium battery Package List： 1 x Electric Hand Warmer 1 x Charging Cable 1 x Storage Bag