The DPM 750S-BL is a 3-1/2 digit backlit LCD Voltmeter Module with plastic mounting bezel. It features a 200mVDC measurement range with auto-zero and auto-polarity. The meter features a negative rail generator which enables the meter to measure a signal referenced to its own power supply GND. A low drift bandgap reference circuit ensures accurate readings over a wide temperature range. LED backlighting ensures excellent readability under low light conditions.