About This 5 Heating Levels &1-12 Hour Auto-off: Heated blanket have 5 heat levels( 77u2109-113u00B0F)(Default highest gear when turned on) and 1-12 Hours automatic shut-off timer. Electric blanket features a low-heat setting at 77u00B0Fu2014the i temperature for comfortable sleep. On chilly winter nights, just set it to this