Color: Gray Product overview This heated seat cushion combines fast, stable warming with adjustable support to improve comfort on office chairs, car seats, and home seating. Designed for simple onebutton operation, it provides targeted heat and lumbar and neck support. Key benefits Fast, even heating: Graphene composite fiber heating sheet delivers quick and stable warmth across the cushion surface. Simple control: Intelligent onebutton switch powers the unit on and off and cycles through temperature settings for straightforward use. comfort: Removable headrest increases overall pillow height for added neck support. A detachable lumbar pad with Velcro attachment lets you position support where you need it most. Versatile fit: Designed to attach securely to most seats and backs, making it suitable for a range of daily seating situations. Main features Heating technology: Graphene composite fiber heating sheet for rapid and consistent heat distribution. Temperature settings: Three preset levels 20 C, 30 C, 40 C to match ambient conditions and preference. Controls: Onebutton intelligent switch for start, stop and temperature selection. Headrest: Removable headrest raises the small pillow height to better support the neck. Lumbar support: Separate lumbar cushion with Velcro strap for adjustable placement and secure attachment to the backrest. Color: Gray. Practical use scenarios Home office: Attach to an office chair to maintain steady warmth during long work sessions and reposition lumbar support for ergonomic alignment. Commuting and travel: Use on car seats for improved seat comfort on cold mornings and adjust the headrest to support the neck on longer drives. Living room and leisure seating: Add to sofas or armchairs for extra warmth and lower back support while reading or watching TV. What it solves Reduces the time needed to feel comfortable in cold environments through rapid, even heating. Offers targeted support to the neck and lower back with removable and repositionable components. Simplifies operation with a single intuitive control for power and temperature selection. Materials and performance Heating element: Graphene composite fiber heating sheet for efficient, stable heat production. Attachment: Velcro strap secures the lumbar pad to the backrest and allows easy repositioning. Control response: Onebutton intelligent switch offers immediate start, stop and temperature changes. Compatibility and care Compatible with most office chairs, car seats, and household seating that allow the cushion and lumbar pad to be attached. Remove headrest and lumbar pad as needed for cleaning or storage. Follow any included care instructions for fabric and electrical component maintenance. This heated seat cushion provides a practical, easytouse solution for adding warmth and adjustable support to a wide range of seating situations.