Cozy warmth: The Comfort Heat technology radiates soothing warmth to the face, neck, and shoulders, helping it spread throughout 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 design: With its compact and lightweight build, the neck heater allows for hands-free wear and comfortable heating—perfect for commuting, working, walking, outdoor sports, and other activities. Flexible adjustability: Featuring a flexible and extra-soft heating panel, the neck heater delivers optimal wearing comfort. The adjustable neck strap allows a secure fit, and the device offers 4 individually adjustable heat settings. Color: Gray & Black Material: ABS Dimensions: 16 x 5 x 17.6 cm Package Contents: 1 x Neck Heater, 1 x USB Cable Note: Only the items listed are included. Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement errors may occur within ±1–3 cm.