Description: 【Advanced Graphene Heating Technology】: Experience heating and even heating distribution with graphene technology, ensuring a cozy and comfortable warmth. Suitable for keeping your hands warm during cold days 【Convenient USB Charging】: Equipped with a USB charging interface, this hand warmer is suitable for various power sources, Enjoy the convenience of charging anywhere 【Reliable Design】: Built in multiple protections. The hand warmer is designed to provide peace of mind while delivering consistent warmth 【Digital Temperature Control】: Featuring a digital display screen that shows real time temperature readings, allowing adjustment heating levels to suit your personal comfort needs 【Portable and Stylish Design】: Crafted from Graphene and soft Velvet in a sleek modern , this lightweight hand warmer is easy to carry around—ideal for home, office, or outdoor use. Its fashionable appearance makes it a practical yet stylish gift choice Specification: Material: Graphene, Velvet Size Chart: 30 cmx48 cm/11.81 inchx18.90 inch Package Includes: 1 Hand Warmer Note: Please allow slightly errors due to manual measurement and different monitors.