Kwikset 93340-044 is a round passage function doorknob that can be used on both interior and exterior doors. It features a thumb pull that allows the door to be opened from the outside without a key, making it ideal for use on doors that need to be accessible from both sides, such as bedroom doors or hallway doors. The knob is easy to install and comes with all the necessary hardware, including a strike template for precise alignment of the strike plate.