DESC: Fuel flow, fuel level, speed, ortempature or all 4 - you Advanced multi-function, high-contrast round dot matrix gauges display graphic and numerical digital data. Each are NMEA 2000 data communications compatible, and connect within an affordable, high-performance LowranceNET network to display real-time readings from an array of compatible electronic sensors, like temp, fuel flow, fuel level, speed, and more. Featuring advanced LED backlighting, withconnectivity to a remote speaker for alarms. Available in two sizes. Includes guage and fuel sensor for single engine applications. On twin engine applications you need to purchase another EP-10 fuel flow sensor. NEW LMF-400 Compact size fits in 3-3/8" dia. hole.Sh. Wt. 6 lbs.