Abstract: The present invention discloses a steplessly adjusted fascia gun. The steplessly adjusted fascia gun comprises a fascia gun main body and a display cover body. An inner cavity of the fascia gun main body is provided with a control panel, the control panel is provided with a hollow shaftless encoder, a rotating position of the hollow shaftless encoder, located at one end of the fascia gun main body, is coaxially provided with a rear cover of a hollow structure, the display cover body penetrates through an inner ring of the rear cover and an inner ring of the hollow shaftless encoder in sequence and is fixed to the control panel, the control panel is provided with a display apparatus on an inner side of the display cover body, and the control panel is provided with a button.