Blue Sea 1839 M2 OLED Tank Monitor [1839] Alabama 60 Secure cover attachment does not

Secure cover attachment does not interfere with cabling

Oval 2-Pin Base f/Angled Pole - Black

Lumens (White): 360

Filtration begins with water traveling through a porous shell with openings no greater than 5 microns in diameter

light bars

Blue Sea 1839 M2 OLED Tank Monitor [1839] Alabama 60 Secure cover attachment does notM2 OLED Tank Monitor The M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto dimming display. The M2 Monitors include a MOSFET External Circuit Relay (ECR) which can be used to control external circuits based on any value measured by the M2. Features: Auto dimming, bright Organic LED display is easy to read 80dB alarm on all models Isolated 500mA MOSFET relay Includes external DC Shunt or