The Bojack 30W Bathroom Vent Fan Motor Assembly is designed for use in bathrooms to provide ventilation. It is a white unit made of plastic and steel, weighing 1.74 pounds. Operating at 120V, this electric-powered exhaust fan motor is suitable for models like Nutone 8200, 8210, Mercury M-686, 687, and 8870, with the specific model number being YJF6158. This unit is intended for improving indoor air quality and comes from China.