Cozy warmth: The Comfort Heat technology radiates soothing warmth to the face, neck, and shoulders, helping to warm the body. Strong performance: The built-in lithium-ion battery lasts up to 6 hours on a single charge, making the wireless neck heater ideal for extended use. Lightweight and compact design allows for hands-free wear and comfortable heating—perfect for work, walking, outdoor sports, and other activities. Flexibly adjustable: The soft, flexible heating panel ensures a comfortable fit, while the adjustable neck strap allows for a personalized fit. Features 4 adjustable heat settings for customized comfort. Color: Gray & Black. Material: ABS. Dimensions: 16 x 5 x 17.6 cm. Package includes: 1 x Neck Heater, 1 x USB charging cable. Product contents limited to items listed. Note: Due to lighting and display differences, the color in the image may vary slightly from the actual product. Size may vary by ±1–3 cm due to manual measurement.