Versatile Heating Solution: This heated neck brace is compatible with any power bank, making it convenient to use on the go. Enhanced Comfort: The velvet lining and plush fabric provide a cozy and comfortable experience, while the deep far infrared heating technology ensures effective heat accumulation and temperature locking. Intelligent Temperature Control: With three-speed temperature control, you can easily adjust the heat intensity to your preference. Simply press and hold to turn on and lightly press to change gears. Safe and Energy-saving: The intelligent constant temperature feature ensures a risk-free heating experience, while also saving energy. Perfect for Winter Sports: Whether you're skiing, cycling, or enjoying outdoor winter activities, this heated neck brace will keep you warm and comfortable throughout. Item Name: Heated Neck Brace Material: Polyester Power: 3500 mAh Rated Voltage: 5V-2A Heating Temperature: 48-55 Degree Celsius Temperature Control Range: 42-55 Degrees Celsius Controller Gear: Medium, High, Low Features: Pain Relief, Deep Far Infrared Heating Technology, Intelligent Constant Temperature Size Details: L: 26cm/10.24", W: 14cm/5.51" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Heated Neck Brace