Features: 1. Quick Heating: This portable seat cushion can be heated quickly delivers warmth and comfort, will keep you warm during cold months. 2. 3 Kind Of Temperature: Low: 50, Mid: 59, High: 65, click the switch to switch the temperature to meet your different temperature needs. 3. USB Powered: Can be powered via your PC, power bank, or car charger, so you can use it anywhere, any time. 4. Breathable Design: This heated seat cushion made of cationic fabric, to keep your butt dry and warm. 5. Multiple Use: It can be used for fishing, camping, picnic, hiking, or somewhere you want to use it. Adjustable buckle design on the back, so that it can fit the chair tightly without slipping. Specification: Material: Cationic Fabric Color: Black Product Size: 33 x 38cm Product Weight: 490g Package Included: 1 x Heated Seat Cushion Package List Package Included: 1 x Heated Seat Cushion