M2 DC Voltmeter
Monitors DC Voltage on large, bright display. Accurately measures and monitors the voltage of up to three batteries.
Features:
- Auto-dimming, bright OLED display is easy to read
- Easy to adjust
- 92dB alarm on all models
- Isolated MOSFET relay
Specifications:
- Meter: Voltage
- Function: 8 to 70V
- Resolution: 0.01V DC
- Alarms: High/Low Voltage
- Display Size: 55mm x 28mm
- Input Voltage: 7-70V DC
- Maximum Power Consumption: 1.00Watt
- Minimum Power Consumption: 0.3 Watt
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Owner’s Manual (pdf)


![Blue Sea 9228 Analog Meter Shunt 50A/50mV [9228]](https://www.greathardwarecenter.com/wp-content/uploads/2026/09/blue-sea-9228-analog-meter-shunt-50a-50mv-9228.webp)
![Blue Sea 9354 AC Analog Voltmeter 0-250 Volts AC [9354]](https://www.greathardwarecenter.com/wp-content/uploads/2026/09/blue-sea-9354-ac-analog-voltmeter-0-250-volts-ac-9354.webp)

![Blue Sea 9630 AC Analog Ammeter 0-50 Amperes AC [9630]](https://www.greathardwarecenter.com/wp-content/uploads/2026/09/blue-sea-9630-ac-analog-ammeter-0-50-amperes-ac-9630.webp)
![Blue Sea 1837 M2 AC Voltmeter [1837]](https://www.greathardwarecenter.com/wp-content/uploads/2026/09/blue-sea-1837-m2-ac-voltmeter-1837.webp)
![Blue Sea 1733 Mini OLED DC Voltmeter [1733]](https://www.greathardwarecenter.com/wp-content/uploads/2026/09/blue-sea-1733-mini-oled-dc-voltmeter-1733.webp)
![Blue Sea 8236 DC Digital Ammeter [8236]](https://www.greathardwarecenter.com/wp-content/uploads/2026/09/blue-sea-8236-dc-digital-ammeter-8236.webp)