Features: 1. 3-Speed Temperature: The heated seat pad design with 3-speed temperature, 40-45, 45-50, 50-55, can be changed by pressing the on/off button. 2. Soft Material: The heating seat cushion is made of 600D Oxford Cloth and Quilted Cotton and 2cm Pearl Cotton and 2cm Sponge and Heating Sheet, which is waterproof, and non-skid, soft to sit. 3, USB Powered: Our heated stadium chair can be powered by PC, power bank, or car charger, etc. It is recommended to use a 10000mAh power bank. 4. Lightweight And Portable: The heated chair pad is lightweight, with the handle straps, it is easy to carry to everywhere. 5. Multipurpose: It is quite suitable for outing, camping, travelling, garden party, hiking, picnic, BBQ, backyard, beach, fishing, etc. Specification: Material: 600D Oxford Cloth and Quilted Cotton and 2cm Pearl Cotton and 2cm Sponge and Heating Sheet Product Color: Black Product Size: 38 x 34 x 4cm Product Weight: 600g Package Included: 1 x Heated Seat Cushion