Blue Sea 8248 DC Digital Multimeter w/ Alarm [8248] Electrical | Meters & Monitoring and there are no submerged

and there are no submerged electrical connections at all

Cover Satisfies ABYC/USCG requirements for insulation

Minimum Operating Temperature: -40° C

Designed for use with TRUECharge2 battery chargers

"ON” LED embedded in switch indicates pump is running

Blue Sea 8248 DC Digital Multimeter w/ Alarm [8248] Electrical | Meters & Monitoring and there are no submergedDC Digital Multimeter w Alarm Displays amperage from 500 to +500 Amps Displays voltage from 0 to 60 Volts in 0. 01 Volt increments High and low voltage, audio and visual alarms Standard meter operates in negative side of circuit only. Shunt Shifter required for positive side installation such as alternators 3 levels of display brightness Programmable sleep mode blanks display for power conservation Splashproof front Includes 500 Amp shunt Applicable