Graphene Heating Pad features revolutionary graphene heating technology, bringing warm and comfortable experience to your office life Core Heating Technology: Far infrared graphene heating element provides even and stable heating, 3-second quick warm-up, effective heating area 23cm*20cm covers entire seating area Smart Temperature Control System: 3 temperature settings meet different seasonal and personal needs, intelligent constant temperature technology maintains comfortable warmth Multiple Safety Protections: Built-in overload protection device, 5V safe voltage design, ensures worry-free usage, suitable for long-term office use Portable Multi-functional Design: Supports USB charging and plug-in dual use, only 10W rated power for energy saving, compatible with computer USB ports, power banks, car chargers Premium Material Craftsmanship: Selected comfortable flannel fabric, soft and skin-friendly touch, 430g net weight for easy portability, foldable for space-saving storage Easy Cleaning Maintenance: Washable function allows simple daily cleaning, maintains pad hygiene and cleanliness Multiple Style Options: Available in pocket style, upgraded thick version, non-pocket style, gray, black, coffee colors to suit different aesthetic preferences Wide Application Range: Suitable for office chairs, home sofas, car seats, wheelchairs and various scenarios, 1-year warranty service ensures confident purchase