Features:_x000D_ You can easily open and close the hood with a manual riser knob._x000D_ Turn the handle clockwise to open the fan cover_x000D_ Turn the handle counterclockwise to close the fan cover_x000D_ The Air In/Out button function uses the fan's air in/out buttons to reverse the direction of the fan. To change the direction of the fan, simply push a button to make airflow into or out of the RV._x000D_ with LED_x000D_ Press the light button to turn the built-in LED light on and off_x000D_ Equipped with stainless steel insect screen_x000D_ Motor made of pure copper core, reliable and highly efficient_x000D_ Fan with 10 blades, running more stable and more quiet_x000D_ Bidirectional air exhausting_x000D_ Water proof and sound proof, hard to age_x000D_ _x000D_ Product parameters:_x000D_ Model: 0100061_x000D_ External dimensions: 360 x 360 x 175 mm_x000D_ Hole size: 280*280mm (about 11"*11")_x000D_ Rated power: 6W_x000D_ Rated voltage: DC12V_x000D_ Rated current: 0.5A_x000D_ Lamp: 0.7A_x000D_ The red wire is connected to the positive pole of the battery, and the black wire is connected to the negative pole of the battery _x000D_