Features: 1. Outdoor heated seat cushion made of quilted suede, cotton, oxford cloth, and heating sheet. Universal and portable design provides warmth for the waist and back, with wear-resistant durability. 2. Safely relax and warm your muscles during outdoor activities such as sports, beach outings, or camping. Heated seat activates with the touch of a button. 3. USB interface allows charging via power bank, computer, car charger, and other USB power sources, offering cord-free convenience. 4. Three-level intelligent temperature control for warm and breathable comfort. Durable construction with key switch and gear adjustment design. Long press for three seconds to start, single click to change levels. 5. Suede fabric is soft, breathable, and skin-friendly. Elastic band secures the cushion to the seat to prevent slipping. Integrated side pocket for portable power bank, enabling worry-free charging. Specification: Material: Quilted Suede, Cotton, Oxford Cloth, Heating Sheet Color: Black, Grey, Khaki Product Size: 40 x 40 cm Thickness: 2 cm Product Weight: 480g Package Included: 1 x Heated Seat Cushion