Venture Heated Clothing 12 &ndash; Volt Heated Seat Cover The heating element is strategically positioned at the back rest for your continuous soothing warmth Xtreme comfort technology 12V heating system Heating Location: Seat, back rest Heating Panels: Hair thin, micro alloy heating elements, no coils Heating time: as long as it is plugged and powered on. Fabric Foam with polyester and mesh covering Heating Temperature up to 132 F (Max), temperature controller for low, medium, high and maximum heat