Description USB Rechargeable Heated Seat Cushion, Smart Heated Seat Cushion for Office Chair with 3 Heating Levels, Self-Heating Cushion Highlights: 1. Muscle Relaxation: Our heated seat cushion is carefully crafted with high-tech materials, which can emit far infrared rays, penetrate deep into your muscles and tissues, and enhance your driving experience. 2. Customized Temperature Control: Enjoy comfortable warmth at any time with our heated seat cushion. With the customization option and room temperature setting, you can choose from three temperature settings and personalize your comfort range between 45-65 degrees Celsius. 3. Comfortable This heated seat cushion is made of high-quality velvet fabric, Its soft, skin-friendly material is easy to clean and can be washed repeatedly. The wear-resistant, non-fading fabric ensures that you can enjoy the comfort and warmth of this cushion for years to come. 4. Scope of Application: Enjoy warmth and comfort outdoors with our heated seat cushion. Stay comfortable during travel, cold business trips or outdoor activities. USB powered, compatible with multiple devices such as laptops, mobile power banks and car chargers. Lightweight and portable, you can take it anywhere - in your car, at work or at home. 5. Intelligent Temperature Control: Our heated seat cushion has a built-in smart chip and temperature control switch to ensure extra safety. It provides multiple protections, including overheating, overpressure, overcurrent and temperature prevention. Enjoy a comfortable and safe seat at any time of the year. Our heated seat cushion provides far infrared penetration, providing deep, soothing warmth in the coldest weather. Wrapped in silky, luxurious velvet fabric, this cushion is not only comfortable to use but also easy to carry. With unique overheating and overpressure protection functions, our seat cushion ensures that you get comfortable, worry-free warmth anytime, anywhere. Specifications: Material: velvet, graphene Size: 45x45cm/17.7x17.7 inches Packing list: Heated seat cushion * 1