Experience lasting warmth with this rechargeable smart heating scarf. It uses infrared heating elements to warm the neck area, helping to improve blood circulation and relieve neck stiffness and muscle discomfort. Three heat levels (Low, Medium, High) with color indicators allow quick adjustments for conditions from a light chill to cozy heat. The scarf is powered via USB and is compatible with power banks for on‑the‑go use. A built‑in BMS protection system and an internal thermal sensor monitor temperature to prevent overheating, delivering safe, steady warmth. Made from soft polyester with a velvet‑like interior for comfort and breathability, it is lightweight and easy to wear. When washing, detach the USB cable and machine wash as needed.