Instant Warmth and intelligent heating system deliver immediate comfort during winter, designed to blend into both workspaces and living areas. Safe Under Desk Usage: Provides consistent warmth with built in overheat protection and flame retardant materials, enabling safe extended use beneath desks and ensuring lasting comfort without interruptions. Space Saving and Portable: Compact, lightweight design easy to carry and store, ideal for small spaces, and convenient with USB powered heating. Efficient Heat Management: Constant temperature technology maintains long lasting warmth while keeping power consumption low for economical heating. Key attributes Function: foot warmer that provides warming relief, suitable for under desk use in offices or at home. Compatibility: USB powered, compatible with laptops, USB wall adapters, and power banks for flexible power options. Size and design: compact and portable footprint, designed to fit easily in small spaces without clutter. Material: flame retardant materials used for safety and peace of mind. Performance: delivers instant warmth, maintains steady temperature, and operates with low energy use for economical heating. Use scenarios Office or home workstation: place under the desk to stay warm while typing, reading, or during long work sessions. Small living spaces: ideal for dorm rooms or studio apartments where space is limited and warmth is needed while watching TV or relaxing. Travel or remote work: use with a USB power source such as a laptop, USB charger, or power bank to stay warm in hotel rooms, lounges, or during commutes.