Blue Sea 1839 M2 OLED Tank Monitor [1839] Winterizing | Winter Covers Box Dimensions: 2"H x 8"W

Box Dimensions: 2"H x 8"W x 26"L WT: 1

Quieter water system

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13 1/2" Kayak Pump with float

Blue Sea 1839 M2 OLED Tank Monitor [1839] Winterizing | Winter Covers Box Dimensions: 2"H x 8"WM2 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