The DPM 959B is a 3.5-digit LED Voltmeter is ideally suited to applications where excellent readability under all lighting conditions is required. The meter is fitted with high efficiency LEDs which, together with the integral red filter, give a high contrast display with 19mm digit height. The meter can be easily scaled by the user to indicate volts, amps or other engineering units and may be used in single-ended, differential, ratiometric or floating input modes.