Broan RMPE7004 Power Pack for External Blower, 27-9/16-Inch, Stainless Steel Multi-speed slide control allows you to set just the right exhaust speed Dual 50-watt Halogen lamps provide brilliant lighting over cook top Dishwasher-safe aluminum filter features a quick-release latch Choose from several External blower options Heat Sentry adjusts speed of blower to high automatically in case of excess heat, to prolong product life