USBpowered hand warmers that deliver instant, controllable heat with a soft crystal velvet exterior Key benefits Instant warmth: Rapid heating technology warms your hands quickly so you stay comfortable without waiting. Custom comfort: Adjustable temperature lets you choose the right level of heat for typing, reading, or relaxing. Comfortable material: Soft crystal velvet provides a pleasant, nonslip surface that feels warm against skin. Easy power source: USB powered for broad compatibility with USB ports, power banks, laptops, and USB adapters. Portable and practical: Lightweight and compact for easy use during work, study, or travel. What this product solves Eliminates cold hands that reduce comfort and typing accuracy during workdays. Provides a consistent, controllable heat source that adapts to your comfort needs. Replaces bulky or inconvenient heaters with a small, focused solution you can use anywhere with a USB power source. Key features (what it is and how it performs) Power: USB powered for simple plugandplay use with common USB outlets and portable chargers. Heating: Rapid heating technology for quick warmth with adjustable temperature settings to prevent overheating. Material: Soft crystal velvet cover for a comfortable, tactile feel that retains heat effectively. Portability: Designed for easy transport so you can use it on your desk, in a bag, or while traveling. Use scenarios Working from home: Keep hands warm during long typing sessions to maintain comfort and productivity without heating the entire room. Studying at a desk: Stay focused during reading or notetaking in cool environments by providing steady, adjustable warmth. Traveling: Use on trains, buses, or in airports to stay comfortable while waiting or commuting with a USB power bank. Practical notes Compatible with standard USB power sources (USB ports, power banks, and USB adapters). Adjustable temperature control helps you find a comfortable setting for extended use. The soft crystal velvet cover enhances comfort while delivering targeted warmth to your hands. This USBpowered hand warmer combines rapid heating, adjustable temperature control, and a soft crystal velvet finish to provide reliable, portable warmth for work, study, and travel.