8 mm (0.31 inch) Ultra Mini Seven Segment Display CPC Series, Gage, vacuum Gage; Signal Conditioning: Unamplified; Pressure Range: ± 60.0 psi; Port Style: Barbed: high Grade CPX Series, Gage, vacuum Gage; Signal Conditioning: Unamplified; Pressure Range: ± 1.0 psi; Port Style: None 7 SEG NUMERIC DISPLAY, high EFFICIENCY RED, 8 mm 7 SEG NUMERIC DISPLAY, YELLOW, 8 mm