Witchtrap

Witchtrap is a 1989 American supernatural horror film written and directed by Kevin S. Tenney and starring James W. Quinn, Kathleen Bailey, and Linnea Quigley. The film follows a team of parapsychologists who attempt to exorcise a haunted inn with the help of a device designed to lure in and trap evil spirits. The central villain is a male witch, also known as a warlock. Witchtrap was released direct to video.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.