Features： 1、Comfort: This heated seat cushion keeps your butt dry and warm. Ideal for fishing, camping, traveling, garden parties, hiking, picnics, barbecues, backyards, beaches, etc. 2、Adjustable Temperature: The seat cushion allows you to adjust the heating level to suit your preference. 3、Portable Design: Lightweight and easy to carry, making it convenient for outdoor activities like camping, fishing, and BBQ. A small side pocket can be used to store a power bank. (Excluding power bank) 4、Easy to Heat: USB interface, can be charged by charging bank, car charger, etc., so that you get rid of the cord or power outlet shackles. 5、Heating Anytime Anywhere: No longer afraid of cold. Wherever you need warmth, it will help. A nice helper against the cold in winter. Easy to carry and use, easy to store and transport. Specification： Item Type: USB Heated Seat Cushion Size: Approx. 42.5 x 42.5 x 1cm/16.73 x 16.73 x 0.39in Material: Canvas ,Cotton , Sponge , Heating Element Package List： 1 x Seat Cushion 1 x Connection Cable 1 x User Manual